Home / 67,115.10-92,618.56-36,902.30

Finding the Fourth Proportional to 67,115.10, 92,618.56 and 36,902.30

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Solution

The fourth proportional to 67,115.10, 92,618.56 and 36,902.30 is: 50,925.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,115.10 : 92,618.56 = 36,902.30 : x
  2. Step 2: Convert to fraction form
    67,115.10/92,618.56 = 36,902.30/x
  3. Step 3: Cross multiply
    67,115.10x = 92,618.56 × 36,902.30
  4. Step 4: Simplify right side
    67,115.10x = 3,417,837,886.69
  5. Step 5: Solve for x
    x = 3,417,837,886.69/67,115.10
  6. Step 6: Final answer
    x = 50,925.02

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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.