Home / 215,254.52-322,878.54-96,842.24

Finding the Fourth Proportional to 215,254.52, 322,878.54 and 96,842.24

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Solution

The fourth proportional to 215,254.52, 322,878.54 and 96,842.24 is: 145,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,254.52 : 322,878.54 = 96,842.24 : x
  2. Step 2: Convert to fraction form
    215,254.52/322,878.54 = 96,842.24/x
  3. Step 3: Cross multiply
    215,254.52x = 322,878.54 × 96,842.24
  4. Step 4: Simplify right side
    215,254.52x = 31,268,281,061.53
  5. Step 5: Solve for x
    x = 31,268,281,061.53/215,254.52
  6. Step 6: Final answer
    x = 145,261.90

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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.