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Finding the Fourth Proportional to 163,073.28, 244,646.64 and 57,892.08

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Solution

The fourth proportional to 163,073.28, 244,646.64 and 57,892.08 is: 86,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,073.28 : 244,646.64 = 57,892.08 : x
  2. Step 2: Convert to fraction form
    163,073.28/244,646.64 = 57,892.08/x
  3. Step 3: Cross multiply
    163,073.28x = 244,646.64 × 57,892.08
  4. Step 4: Simplify right side
    163,073.28x = 14,163,102,854.61
  5. Step 5: Solve for x
    x = 14,163,102,854.61/163,073.28
  6. Step 6: Final answer
    x = 86,851.16

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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.