Home / 140,987.38-211,528.44-52,248.04

Finding the Fourth Proportional to 140,987.38, 211,528.44 and 52,248.04

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Solution

The fourth proportional to 140,987.38, 211,528.44 and 52,248.04 is: 78,389.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,987.38 : 211,528.44 = 52,248.04 : x
  2. Step 2: Convert to fraction form
    140,987.38/211,528.44 = 52,248.04/x
  3. Step 3: Cross multiply
    140,987.38x = 211,528.44 × 52,248.04
  4. Step 4: Simplify right side
    140,987.38x = 11,051,946,394.26
  5. Step 5: Solve for x
    x = 11,051,946,394.26/140,987.38
  6. Step 6: Final answer
    x = 78,389.61

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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.