Home / 56,966.74-85,467.42-40,358.90

Finding the Fourth Proportional to 56,966.74, 85,467.42 and 40,358.90

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Solution

The fourth proportional to 56,966.74, 85,467.42 and 40,358.90 is: 60,550.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,966.74 : 85,467.42 = 40,358.90 : x
  2. Step 2: Convert to fraction form
    56,966.74/85,467.42 = 40,358.90/x
  3. Step 3: Cross multiply
    56,966.74x = 85,467.42 × 40,358.90
  4. Step 4: Simplify right side
    56,966.74x = 3,449,371,270.71
  5. Step 5: Solve for x
    x = 3,449,371,270.71/56,966.74
  6. Step 6: Final answer
    x = 60,550.62

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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.