Home / 84,341.28-126,532.68-59,429.98

Finding the Fourth Proportional to 84,341.28, 126,532.68 and 59,429.98

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Solution

The fourth proportional to 84,341.28, 126,532.68 and 59,429.98 is: 89,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,341.28 : 126,532.68 = 59,429.98 : x
  2. Step 2: Convert to fraction form
    84,341.28/126,532.68 = 59,429.98/x
  3. Step 3: Cross multiply
    84,341.28x = 126,532.68 × 59,429.98
  4. Step 4: Simplify right side
    84,341.28x = 7,519,834,555.47
  5. Step 5: Solve for x
    x = 7,519,834,555.47/84,341.28
  6. Step 6: Final answer
    x = 89,159.60

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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.