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Finding the Fourth Proportional to 245,324.30, 367,986.45 and 133,058.30

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Solution

The fourth proportional to 245,324.30, 367,986.45 and 133,058.30 is: 199,587.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,324.30 : 367,986.45 = 133,058.30 : x
  2. Step 2: Convert to fraction form
    245,324.30/367,986.45 = 133,058.30/x
  3. Step 3: Cross multiply
    245,324.30x = 367,986.45 × 133,058.30
  4. Step 4: Simplify right side
    245,324.30x = 48,963,651,460.04
  5. Step 5: Solve for x
    x = 48,963,651,460.04/245,324.30
  6. Step 6: Final answer
    x = 199,587.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.