Home / 96,765.59-145,074.52-54,693.18

Finding the Fourth Proportional to 96,765.59, 145,074.52 and 54,693.18

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Solution

The fourth proportional to 96,765.59, 145,074.52 and 54,693.18 is: 81,998.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,765.59 : 145,074.52 = 54,693.18 : x
  2. Step 2: Convert to fraction form
    96,765.59/145,074.52 = 54,693.18/x
  3. Step 3: Cross multiply
    96,765.59x = 145,074.52 × 54,693.18
  4. Step 4: Simplify right side
    96,765.59x = 7,934,586,699.04
  5. Step 5: Solve for x
    x = 7,934,586,699.04/96,765.59
  6. Step 6: Final answer
    x = 81,998.02

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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.