Home / 91,628.87-137,358.74-63,562.17

Finding the Fourth Proportional to 91,628.87, 137,358.74 and 63,562.17

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Solution

The fourth proportional to 91,628.87, 137,358.74 and 63,562.17 is: 95,284.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,628.87 : 137,358.74 = 63,562.17 : x
  2. Step 2: Convert to fraction form
    91,628.87/137,358.74 = 63,562.17/x
  3. Step 3: Cross multiply
    91,628.87x = 137,358.74 × 63,562.17
  4. Step 4: Simplify right side
    91,628.87x = 8,730,819,126.69
  5. Step 5: Solve for x
    x = 8,730,819,126.69/91,628.87
  6. Step 6: Final answer
    x = 95,284.59

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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.