Home / 83,527.76-115,266.92-47,228.63

Finding the Fourth Proportional to 83,527.76, 115,266.92 and 47,228.63

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Solution

The fourth proportional to 83,527.76, 115,266.92 and 47,228.63 is: 65,174.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,527.76 : 115,266.92 = 47,228.63 : x
  2. Step 2: Convert to fraction form
    83,527.76/115,266.92 = 47,228.63/x
  3. Step 3: Cross multiply
    83,527.76x = 115,266.92 × 47,228.63
  4. Step 4: Simplify right side
    83,527.76x = 5,443,897,903.44
  5. Step 5: Solve for x
    x = 5,443,897,903.44/83,527.76
  6. Step 6: Final answer
    x = 65,174.71

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1.5x scale

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.