Home / 88,590.45-122,265.19-50,355.74

Finding the Fourth Proportional to 88,590.45, 122,265.19 and 50,355.74

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Solution

The fourth proportional to 88,590.45, 122,265.19 and 50,355.74 is: 69,496.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,590.45 : 122,265.19 = 50,355.74 : x
  2. Step 2: Convert to fraction form
    88,590.45/122,265.19 = 50,355.74/x
  3. Step 3: Cross multiply
    88,590.45x = 122,265.19 × 50,355.74
  4. Step 4: Simplify right side
    88,590.45x = 6,156,754,118.69
  5. Step 5: Solve for x
    x = 6,156,754,118.69/88,590.45
  6. Step 6: Final answer
    x = 69,496.82

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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.