Home / 86,337.68-119,149.24-47,577.14

Finding the Fourth Proportional to 86,337.68, 119,149.24 and 47,577.14

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Solution

The fourth proportional to 86,337.68, 119,149.24 and 47,577.14 is: 65,658.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,337.68 : 119,149.24 = 47,577.14 : x
  2. Step 2: Convert to fraction form
    86,337.68/119,149.24 = 47,577.14/x
  3. Step 3: Cross multiply
    86,337.68x = 119,149.24 × 47,577.14
  4. Step 4: Simplify right side
    86,337.68x = 5,668,780,072.37
  5. Step 5: Solve for x
    x = 5,668,780,072.37/86,337.68
  6. Step 6: Final answer
    x = 65,658.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.