Home / 80,064.76-120,114.18-23,909.26

Finding the Fourth Proportional to 80,064.76, 120,114.18 and 23,909.26

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Solution

The fourth proportional to 80,064.76, 120,114.18 and 23,909.26 is: 35,868.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,064.76 : 120,114.18 = 23,909.26 : x
  2. Step 2: Convert to fraction form
    80,064.76/120,114.18 = 23,909.26/x
  3. Step 3: Cross multiply
    80,064.76x = 120,114.18 × 23,909.26
  4. Step 4: Simplify right side
    80,064.76x = 2,871,841,159.31
  5. Step 5: Solve for x
    x = 2,871,841,159.31/80,064.76
  6. Step 6: Final answer
    x = 35,868.98

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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.