Home / 80,496.24-120,587.28-52,710

Finding the Fourth Proportional to 80,496.24, 120,587.28 and 52,710

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Solution

The fourth proportional to 80,496.24, 120,587.28 and 52,710 is: 78,962.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,496.24 : 120,587.28 = 52,710 : x
  2. Step 2: Convert to fraction form
    80,496.24/120,587.28 = 52,710/x
  3. Step 3: Cross multiply
    80,496.24x = 120,587.28 × 52,710
  4. Step 4: Simplify right side
    80,496.24x = 6,356,155,528.80
  5. Step 5: Solve for x
    x = 6,356,155,528.80/80,496.24
  6. Step 6: Final answer
    x = 78,962.14

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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.