Home / 153,200.57-229,800.89-40,881.20

Finding the Fourth Proportional to 153,200.57, 229,800.89 and 40,881.20

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Solution

The fourth proportional to 153,200.57, 229,800.89 and 40,881.20 is: 61,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,200.57 : 229,800.89 = 40,881.20 : x
  2. Step 2: Convert to fraction form
    153,200.57/229,800.89 = 40,881.20/x
  3. Step 3: Cross multiply
    153,200.57x = 229,800.89 × 40,881.20
  4. Step 4: Simplify right side
    153,200.57x = 9,394,535,097.47
  5. Step 5: Solve for x
    x = 9,394,535,097.47/153,200.57
  6. Step 6: Final answer
    x = 61,321.80

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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.