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Finding the Fourth Proportional to 112,774.68, 169,182.68 and 37,902.74

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Solution

The fourth proportional to 112,774.68, 169,182.68 and 37,902.74 is: 56,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,774.68 : 169,182.68 = 37,902.74 : x
  2. Step 2: Convert to fraction form
    112,774.68/169,182.68 = 37,902.74/x
  3. Step 3: Cross multiply
    112,774.68x = 169,182.68 × 37,902.74
  4. Step 4: Simplify right side
    112,774.68x = 6,412,486,097.12
  5. Step 5: Solve for x
    x = 6,412,486,097.12/112,774.68
  6. Step 6: Final answer
    x = 56,861.04

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1.5x scale

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.