Home / 74,998.39-112,528.64-32,856.70

Finding the Fourth Proportional to 74,998.39, 112,528.64 and 32,856.70

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Solution

The fourth proportional to 74,998.39, 112,528.64 and 32,856.70 is: 49,298.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,998.39 : 112,528.64 = 32,856.70 : x
  2. Step 2: Convert to fraction form
    74,998.39/112,528.64 = 32,856.70/x
  3. Step 3: Cross multiply
    74,998.39x = 112,528.64 × 32,856.70
  4. Step 4: Simplify right side
    74,998.39x = 3,697,319,765.89
  5. Step 5: Solve for x
    x = 3,697,319,765.89/74,998.39
  6. Step 6: Final answer
    x = 49,298.66

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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.