Home / 74,925.12-112,411.44-22,337.76

Finding the Fourth Proportional to 74,925.12, 112,411.44 and 22,337.76

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Solution

The fourth proportional to 74,925.12, 112,411.44 and 22,337.76 is: 33,513.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,925.12 : 112,411.44 = 22,337.76 : x
  2. Step 2: Convert to fraction form
    74,925.12/112,411.44 = 22,337.76/x
  3. Step 3: Cross multiply
    74,925.12x = 112,411.44 × 22,337.76
  4. Step 4: Simplify right side
    74,925.12x = 2,511,019,767.97
  5. Step 5: Solve for x
    x = 2,511,019,767.97/74,925.12
  6. Step 6: Final answer
    x = 33,513.72

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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.