Home / 162,329.60-224,010.56-90,710.21

Finding the Fourth Proportional to 162,329.60, 224,010.56 and 90,710.21

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Solution

The fourth proportional to 162,329.60, 224,010.56 and 90,710.21 is: 125,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,329.60 : 224,010.56 = 90,710.21 : x
  2. Step 2: Convert to fraction form
    162,329.60/224,010.56 = 90,710.21/x
  3. Step 3: Cross multiply
    162,329.60x = 224,010.56 × 90,710.21
  4. Step 4: Simplify right side
    162,329.60x = 20,320,045,726.62
  5. Step 5: Solve for x
    x = 20,320,045,726.62/162,329.60
  6. Step 6: Final answer
    x = 125,177.70

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1.5x scale

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.