Home / 56,134.77-84,145.17-47,941.72

Finding the Fourth Proportional to 56,134.77, 84,145.17 and 47,941.72

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Solution

The fourth proportional to 56,134.77, 84,145.17 and 47,941.72 is: 71,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,134.77 : 84,145.17 = 47,941.72 : x
  2. Step 2: Convert to fraction form
    56,134.77/84,145.17 = 47,941.72/x
  3. Step 3: Cross multiply
    56,134.77x = 84,145.17 × 47,941.72
  4. Step 4: Simplify right side
    56,134.77x = 4,034,063,758.77
  5. Step 5: Solve for x
    x = 4,034,063,758.77/56,134.77
  6. Step 6: Final answer
    x = 71,863.91

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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.