Home / 47,185.74-65,146.68-29,306.61

Finding the Fourth Proportional to 47,185.74, 65,146.68 and 29,306.61

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Solution

The fourth proportional to 47,185.74, 65,146.68 and 29,306.61 is: 40,461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,185.74 : 65,146.68 = 29,306.61 : x
  2. Step 2: Convert to fraction form
    47,185.74/65,146.68 = 29,306.61/x
  3. Step 3: Cross multiply
    47,185.74x = 65,146.68 × 29,306.61
  4. Step 4: Simplify right side
    47,185.74x = 1,909,228,343.55
  5. Step 5: Solve for x
    x = 1,909,228,343.55/47,185.74
  6. Step 6: Final answer
    x = 40,461.98

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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.