Home / 175,472.11-242,142.32-98,988.95

Finding the Fourth Proportional to 175,472.11, 242,142.32 and 98,988.95

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Solution

The fourth proportional to 175,472.11, 242,142.32 and 98,988.95 is: 136,599.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,472.11 : 242,142.32 = 98,988.95 : x
  2. Step 2: Convert to fraction form
    175,472.11/242,142.32 = 98,988.95/x
  3. Step 3: Cross multiply
    175,472.11x = 242,142.32 × 98,988.95
  4. Step 4: Simplify right side
    175,472.11x = 23,969,413,512.42
  5. Step 5: Solve for x
    x = 23,969,413,512.42/175,472.11
  6. Step 6: Final answer
    x = 136,599.56

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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.