Home / 136,306.33-204,501.34-69,793.15

Finding the Fourth Proportional to 136,306.33, 204,501.34 and 69,793.15

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Solution

The fourth proportional to 136,306.33, 204,501.34 and 69,793.15 is: 104,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,306.33 : 204,501.34 = 69,793.15 : x
  2. Step 2: Convert to fraction form
    136,306.33/204,501.34 = 69,793.15/x
  3. Step 3: Cross multiply
    136,306.33x = 204,501.34 × 69,793.15
  4. Step 4: Simplify right side
    136,306.33x = 14,272,792,697.82
  5. Step 5: Solve for x
    x = 14,272,792,697.82/136,306.33
  6. Step 6: Final answer
    x = 104,711.15

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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.