Home / 146,502.12-219,753.18-52,986

Finding the Fourth Proportional to 146,502.12, 219,753.18 and 52,986

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Solution

The fourth proportional to 146,502.12, 219,753.18 and 52,986 is: 79,479

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,502.12 : 219,753.18 = 52,986 : x
  2. Step 2: Convert to fraction form
    146,502.12/219,753.18 = 52,986/x
  3. Step 3: Cross multiply
    146,502.12x = 219,753.18 × 52,986
  4. Step 4: Simplify right side
    146,502.12x = 11,643,841,995.48
  5. Step 5: Solve for x
    x = 11,643,841,995.48/146,502.12
  6. Step 6: Final answer
    x = 79,479

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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.