Home / 52,197.14-78,122.39-47,527.89

Finding the Fourth Proportional to 52,197.14, 78,122.39 and 47,527.89

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Solution

The fourth proportional to 52,197.14, 78,122.39 and 47,527.89 is: 71,134.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,197.14 : 78,122.39 = 47,527.89 : x
  2. Step 2: Convert to fraction form
    52,197.14/78,122.39 = 47,527.89/x
  3. Step 3: Cross multiply
    52,197.14x = 78,122.39 × 47,527.89
  4. Step 4: Simplify right side
    52,197.14x = 3,712,992,120.82
  5. Step 5: Solve for x
    x = 3,712,992,120.82/52,197.14
  6. Step 6: Final answer
    x = 71,134.02

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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.