Home / 153,202.91-229,825.88-40,886.78

Finding the Fourth Proportional to 153,202.91, 229,825.88 and 40,886.78

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Solution

The fourth proportional to 153,202.91, 229,825.88 and 40,886.78 is: 61,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,202.91 : 229,825.88 = 40,886.78 : x
  2. Step 2: Convert to fraction form
    153,202.91/229,825.88 = 40,886.78/x
  3. Step 3: Cross multiply
    153,202.91x = 229,825.88 × 40,886.78
  4. Step 4: Simplify right side
    153,202.91x = 9,396,838,840.30
  5. Step 5: Solve for x
    x = 9,396,838,840.30/153,202.91
  6. Step 6: Final answer
    x = 61,335.91

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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.