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Finding the Fourth Proportional to 368,058.02, 552,113.28 and 98,184.65

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Solution

The fourth proportional to 368,058.02, 552,113.28 and 98,184.65 is: 147,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,058.02 : 552,113.28 = 98,184.65 : x
  2. Step 2: Convert to fraction form
    368,058.02/552,113.28 = 98,184.65/x
  3. Step 3: Cross multiply
    368,058.02x = 552,113.28 × 98,184.65
  4. Step 4: Simplify right side
    368,058.02x = 54,209,046,396.59
  5. Step 5: Solve for x
    x = 54,209,046,396.59/368,058.02
  6. Step 6: Final answer
    x = 147,283.97

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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.