Home / 89,053.43-133,538.61-51,624.20

Finding the Fourth Proportional to 89,053.43, 133,538.61 and 51,624.20

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Solution

The fourth proportional to 89,053.43, 133,538.61 and 51,624.20 is: 77,412.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,053.43 : 133,538.61 = 51,624.20 : x
  2. Step 2: Convert to fraction form
    89,053.43/133,538.61 = 51,624.20/x
  3. Step 3: Cross multiply
    89,053.43x = 133,538.61 × 51,624.20
  4. Step 4: Simplify right side
    89,053.43x = 6,893,824,147.41
  5. Step 5: Solve for x
    x = 6,893,824,147.41/89,053.43
  6. Step 6: Final answer
    x = 77,412.23

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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.