Home / 136,726.74-205,110.62-47,964.61

Finding the Fourth Proportional to 136,726.74, 205,110.62 and 47,964.61

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Solution

The fourth proportional to 136,726.74, 205,110.62 and 47,964.61 is: 71,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,726.74 : 205,110.62 = 47,964.61 : x
  2. Step 2: Convert to fraction form
    136,726.74/205,110.62 = 47,964.61/x
  3. Step 3: Cross multiply
    136,726.74x = 205,110.62 × 47,964.61
  4. Step 4: Simplify right side
    136,726.74x = 9,838,050,895.16
  5. Step 5: Solve for x
    x = 9,838,050,895.16/136,726.74
  6. Step 6: Final answer
    x = 71,954.11

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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.