Home / 179,634.90-247,897.89-99,065.28

Finding the Fourth Proportional to 179,634.90, 247,897.89 and 99,065.28

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Solution

The fourth proportional to 179,634.90, 247,897.89 and 99,065.28 is: 136,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,634.90 : 247,897.89 = 99,065.28 : x
  2. Step 2: Convert to fraction form
    179,634.90/247,897.89 = 99,065.28/x
  3. Step 3: Cross multiply
    179,634.90x = 247,897.89 × 99,065.28
  4. Step 4: Simplify right side
    179,634.90x = 24,558,073,884.26
  5. Step 5: Solve for x
    x = 24,558,073,884.26/179,634.90
  6. Step 6: Final answer
    x = 136,711.04

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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.