Home / 97,265.28-145,897.78-38,059.40

Finding the Fourth Proportional to 97,265.28, 145,897.78 and 38,059.40

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Solution

The fourth proportional to 97,265.28, 145,897.78 and 38,059.40 is: 57,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,265.28 : 145,897.78 = 38,059.40 : x
  2. Step 2: Convert to fraction form
    97,265.28/145,897.78 = 38,059.40/x
  3. Step 3: Cross multiply
    97,265.28x = 145,897.78 × 38,059.40
  4. Step 4: Simplify right side
    97,265.28x = 5,552,781,968.13
  5. Step 5: Solve for x
    x = 5,552,781,968.13/97,265.28
  6. Step 6: Final answer
    x = 57,089.05

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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.