Home / 88,035.88-121,488.52-47,748.92

Finding the Fourth Proportional to 88,035.88, 121,488.52 and 47,748.92

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Solution

The fourth proportional to 88,035.88, 121,488.52 and 47,748.92 is: 65,892.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,035.88 : 121,488.52 = 47,748.92 : x
  2. Step 2: Convert to fraction form
    88,035.88/121,488.52 = 47,748.92/x
  3. Step 3: Cross multiply
    88,035.88x = 121,488.52 × 47,748.92
  4. Step 4: Simplify right side
    88,035.88x = 5,800,945,622.40
  5. Step 5: Solve for x
    x = 5,800,945,622.40/88,035.88
  6. Step 6: Final answer
    x = 65,892.97

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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.