Home / 151,790.46-209,454.93-88,115.82

Finding the Fourth Proportional to 151,790.46, 209,454.93 and 88,115.82

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Solution

The fourth proportional to 151,790.46, 209,454.93 and 88,115.82 is: 121,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,790.46 : 209,454.93 = 88,115.82 : x
  2. Step 2: Convert to fraction form
    151,790.46/209,454.93 = 88,115.82/x
  3. Step 3: Cross multiply
    151,790.46x = 209,454.93 × 88,115.82
  4. Step 4: Simplify right side
    151,790.46x = 18,456,292,909.99
  5. Step 5: Solve for x
    x = 18,456,292,909.99/151,790.46
  6. Step 6: Final answer
    x = 121,590.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.