Home / 118,233.15-177,349.73-111,817.95

Finding the Fourth Proportional to 118,233.15, 177,349.73 and 111,817.95

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Solution

The fourth proportional to 118,233.15, 177,349.73 and 111,817.95 is: 167,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,233.15 : 177,349.73 = 111,817.95 : x
  2. Step 2: Convert to fraction form
    118,233.15/177,349.73 = 111,817.95/x
  3. Step 3: Cross multiply
    118,233.15x = 177,349.73 × 111,817.95
  4. Step 4: Simplify right side
    118,233.15x = 19,830,882,682.56
  5. Step 5: Solve for x
    x = 19,830,882,682.56/118,233.15
  6. Step 6: Final answer
    x = 167,726.93

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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.