Home / 167,030.20-250,545.30-138,981.93

Finding the Fourth Proportional to 167,030.20, 250,545.30 and 138,981.93

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Solution

The fourth proportional to 167,030.20, 250,545.30 and 138,981.93 is: 208,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,030.20 : 250,545.30 = 138,981.93 : x
  2. Step 2: Convert to fraction form
    167,030.20/250,545.30 = 138,981.93/x
  3. Step 3: Cross multiply
    167,030.20x = 250,545.30 × 138,981.93
  4. Step 4: Simplify right side
    167,030.20x = 34,821,269,346.43
  5. Step 5: Solve for x
    x = 34,821,269,346.43/167,030.20
  6. Step 6: Final answer
    x = 208,472.90

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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.