Home / 99,164.17-136,846.47-54,452.17

Finding the Fourth Proportional to 99,164.17, 136,846.47 and 54,452.17

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Solution

The fourth proportional to 99,164.17, 136,846.47 and 54,452.17 is: 75,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,164.17 : 136,846.47 = 54,452.17 : x
  2. Step 2: Convert to fraction form
    99,164.17/136,846.47 = 54,452.17/x
  3. Step 3: Cross multiply
    99,164.17x = 136,846.47 × 54,452.17
  4. Step 4: Simplify right side
    99,164.17x = 7,451,587,248.34
  5. Step 5: Solve for x
    x = 7,451,587,248.34/99,164.17
  6. Step 6: Final answer
    x = 75,143.95

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1.5x scale

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.