Home / 76,352.16-114,540.38-36,912.18

Finding the Fourth Proportional to 76,352.16, 114,540.38 and 36,912.18

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Solution

The fourth proportional to 76,352.16, 114,540.38 and 36,912.18 is: 55,374.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,352.16 : 114,540.38 = 36,912.18 : x
  2. Step 2: Convert to fraction form
    76,352.16/114,540.38 = 36,912.18/x
  3. Step 3: Cross multiply
    76,352.16x = 114,540.38 × 36,912.18
  4. Step 4: Simplify right side
    76,352.16x = 4,227,935,123.83
  5. Step 5: Solve for x
    x = 4,227,935,123.83/76,352.16
  6. Step 6: Final answer
    x = 55,374.14

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1.5x scale

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.