Home / 111,427.31-167,123.52-36,545.87

Finding the Fourth Proportional to 111,427.31, 167,123.52 and 36,545.87

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Solution

The fourth proportional to 111,427.31, 167,123.52 and 36,545.87 is: 54,813.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,427.31 : 167,123.52 = 36,545.87 : x
  2. Step 2: Convert to fraction form
    111,427.31/167,123.52 = 36,545.87/x
  3. Step 3: Cross multiply
    111,427.31x = 167,123.52 × 36,545.87
  4. Step 4: Simplify right side
    111,427.31x = 6,107,673,600.24
  5. Step 5: Solve for x
    x = 6,107,673,600.24/111,427.31
  6. Step 6: Final answer
    x = 54,813.08

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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.