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Finding the Fourth Proportional to 317,229.11, 475,871.71 and 89,526.74

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Solution

The fourth proportional to 317,229.11, 475,871.71 and 89,526.74 is: 134,298.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,229.11 : 475,871.71 = 89,526.74 : x
  2. Step 2: Convert to fraction form
    317,229.11/475,871.71 = 89,526.74/x
  3. Step 3: Cross multiply
    317,229.11x = 475,871.71 × 89,526.74
  4. Step 4: Simplify right side
    317,229.11x = 42,603,244,434.38
  5. Step 5: Solve for x
    x = 42,603,244,434.38/317,229.11
  6. Step 6: Final answer
    x = 134,298.03

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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.