Home / 89,126.33-133,491.51-63,778.59

Finding the Fourth Proportional to 89,126.33, 133,491.51 and 63,778.59

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Solution

The fourth proportional to 89,126.33, 133,491.51 and 63,778.59 is: 95,526.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,126.33 : 133,491.51 = 63,778.59 : x
  2. Step 2: Convert to fraction form
    89,126.33/133,491.51 = 63,778.59/x
  3. Step 3: Cross multiply
    89,126.33x = 133,491.51 × 63,778.59
  4. Step 4: Simplify right side
    89,126.33x = 8,513,900,284.77
  5. Step 5: Solve for x
    x = 8,513,900,284.77/89,126.33
  6. Step 6: Final answer
    x = 95,526.21

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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.