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Finding the Fourth Proportional to 249,059.98, 373,549.86 and 71,526.61

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Solution

The fourth proportional to 249,059.98, 373,549.86 and 71,526.61 is: 107,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,059.98 : 373,549.86 = 71,526.61 : x
  2. Step 2: Convert to fraction form
    249,059.98/373,549.86 = 71,526.61/x
  3. Step 3: Cross multiply
    249,059.98x = 373,549.86 × 71,526.61
  4. Step 4: Simplify right side
    249,059.98x = 26,718,755,618.71
  5. Step 5: Solve for x
    x = 26,718,755,618.71/249,059.98
  6. Step 6: Final answer
    x = 107,278.40

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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.