Home / 91,329.96-126,032.28-53,092.68

Finding the Fourth Proportional to 91,329.96, 126,032.28 and 53,092.68

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Solution

The fourth proportional to 91,329.96, 126,032.28 and 53,092.68 is: 73,266.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,329.96 : 126,032.28 = 53,092.68 : x
  2. Step 2: Convert to fraction form
    91,329.96/126,032.28 = 53,092.68/x
  3. Step 3: Cross multiply
    91,329.96x = 126,032.28 × 53,092.68
  4. Step 4: Simplify right side
    91,329.96x = 6,691,391,511.71
  5. Step 5: Solve for x
    x = 6,691,391,511.71/91,329.96
  6. Step 6: Final answer
    x = 73,266.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.