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Finding the Fourth Proportional to 153,335.40, 230,003.10 and 146,446.35

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Solution

The fourth proportional to 153,335.40, 230,003.10 and 146,446.35 is: 219,669.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,335.40 : 230,003.10 = 146,446.35 : x
  2. Step 2: Convert to fraction form
    153,335.40/230,003.10 = 146,446.35/x
  3. Step 3: Cross multiply
    153,335.40x = 230,003.10 × 146,446.35
  4. Step 4: Simplify right side
    153,335.40x = 33,683,114,483.69
  5. Step 5: Solve for x
    x = 33,683,114,483.69/153,335.40
  6. Step 6: Final answer
    x = 219,669.53

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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.