Home / 254,789.32-382,253.10-88,590.28

Finding the Fourth Proportional to 254,789.32, 382,253.10 and 88,590.28

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Solution

The fourth proportional to 254,789.32, 382,253.10 and 88,590.28 is: 132,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,789.32 : 382,253.10 = 88,590.28 : x
  2. Step 2: Convert to fraction form
    254,789.32/382,253.10 = 88,590.28/x
  3. Step 3: Cross multiply
    254,789.32x = 382,253.10 × 88,590.28
  4. Step 4: Simplify right side
    254,789.32x = 33,863,909,159.87
  5. Step 5: Solve for x
    x = 33,863,909,159.87/254,789.32
  6. Step 6: Final answer
    x = 132,909.45

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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.