Home / 59,461.38-89,017.11-39,690.90

Finding the Fourth Proportional to 59,461.38, 89,017.11 and 39,690.90

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Solution

The fourth proportional to 59,461.38, 89,017.11 and 39,690.90 is: 59,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,461.38 : 89,017.11 = 39,690.90 : x
  2. Step 2: Convert to fraction form
    59,461.38/89,017.11 = 39,690.90/x
  3. Step 3: Cross multiply
    59,461.38x = 89,017.11 × 39,690.90
  4. Step 4: Simplify right side
    59,461.38x = 3,533,169,211.30
  5. Step 5: Solve for x
    x = 3,533,169,211.30/59,461.38
  6. Step 6: Final answer
    x = 59,419.56

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1.5x scale

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.