Home / 60,280.81-90,319.25-36,516.29

Finding the Fourth Proportional to 60,280.81, 90,319.25 and 36,516.29

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Solution

The fourth proportional to 60,280.81, 90,319.25 and 36,516.29 is: 54,712.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,280.81 : 90,319.25 = 36,516.29 : x
  2. Step 2: Convert to fraction form
    60,280.81/90,319.25 = 36,516.29/x
  3. Step 3: Cross multiply
    60,280.81x = 90,319.25 × 36,516.29
  4. Step 4: Simplify right side
    60,280.81x = 3,298,123,565.28
  5. Step 5: Solve for x
    x = 3,298,123,565.28/60,280.81
  6. Step 6: Final answer
    x = 54,712.66

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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.