Home / 88,079.81-132,136.12-40,051.85

Finding the Fourth Proportional to 88,079.81, 132,136.12 and 40,051.85

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Solution

The fourth proportional to 88,079.81, 132,136.12 and 40,051.85 is: 60,085.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,079.81 : 132,136.12 = 40,051.85 : x
  2. Step 2: Convert to fraction form
    88,079.81/132,136.12 = 40,051.85/x
  3. Step 3: Cross multiply
    88,079.81x = 132,136.12 × 40,051.85
  4. Step 4: Simplify right side
    88,079.81x = 5,292,296,288.03
  5. Step 5: Solve for x
    x = 5,292,296,288.03/88,079.81
  6. Step 6: Final answer
    x = 60,085.24

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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.