Home / 153,210.87-229,817.33-53,372.95

Finding the Fourth Proportional to 153,210.87, 229,817.33 and 53,372.95

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Solution

The fourth proportional to 153,210.87, 229,817.33 and 53,372.95 is: 80,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,210.87 : 229,817.33 = 53,372.95 : x
  2. Step 2: Convert to fraction form
    153,210.87/229,817.33 = 53,372.95/x
  3. Step 3: Cross multiply
    153,210.87x = 229,817.33 × 53,372.95
  4. Step 4: Simplify right side
    153,210.87x = 12,266,029,514.69
  5. Step 5: Solve for x
    x = 12,266,029,514.69/153,210.87
  6. Step 6: Final answer
    x = 80,059.79

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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.