Home / 67,115.72-92,609.58-36,902.36

Finding the Fourth Proportional to 67,115.72, 92,609.58 and 36,902.36

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Solution

The fourth proportional to 67,115.72, 92,609.58 and 36,902.36 is: 50,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,115.72 : 92,609.58 = 36,902.36 : x
  2. Step 2: Convert to fraction form
    67,115.72/92,609.58 = 36,902.36/x
  3. Step 3: Cross multiply
    67,115.72x = 92,609.58 × 36,902.36
  4. Step 4: Simplify right side
    67,115.72x = 3,417,512,060.61
  5. Step 5: Solve for x
    x = 3,417,512,060.61/67,115.72
  6. Step 6: Final answer
    x = 50,919.70

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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.