Home / 89,035.52-122,856.96-53,217.92

Finding the Fourth Proportional to 89,035.52, 122,856.96 and 53,217.92

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Solution

The fourth proportional to 89,035.52, 122,856.96 and 53,217.92 is: 73,433.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,035.52 : 122,856.96 = 53,217.92 : x
  2. Step 2: Convert to fraction form
    89,035.52/122,856.96 = 53,217.92/x
  3. Step 3: Cross multiply
    89,035.52x = 122,856.96 × 53,217.92
  4. Step 4: Simplify right side
    89,035.52x = 6,538,191,868.72
  5. Step 5: Solve for x
    x = 6,538,191,868.72/89,035.52
  6. Step 6: Final answer
    x = 73,433.52

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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.