Home / 84,114.32-126,152.04-24,935.72

Finding the Fourth Proportional to 84,114.32, 126,152.04 and 24,935.72

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Solution

The fourth proportional to 84,114.32, 126,152.04 and 24,935.72 is: 37,397.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,114.32 : 126,152.04 = 24,935.72 : x
  2. Step 2: Convert to fraction form
    84,114.32/126,152.04 = 24,935.72/x
  3. Step 3: Cross multiply
    84,114.32x = 126,152.04 × 24,935.72
  4. Step 4: Simplify right side
    84,114.32x = 3,145,691,946.87
  5. Step 5: Solve for x
    x = 3,145,691,946.87/84,114.32
  6. Step 6: Final answer
    x = 37,397.82

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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.