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Finding the Fourth Proportional to 117,502.41, 175,881.81 and 75,326.13

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Solution

The fourth proportional to 117,502.41, 175,881.81 and 75,326.13 is: 112,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,502.41 : 175,881.81 = 75,326.13 : x
  2. Step 2: Convert to fraction form
    117,502.41/175,881.81 = 75,326.13/x
  3. Step 3: Cross multiply
    117,502.41x = 175,881.81 × 75,326.13
  4. Step 4: Simplify right side
    117,502.41x = 13,248,496,084.70
  5. Step 5: Solve for x
    x = 13,248,496,084.70/117,502.41
  6. Step 6: Final answer
    x = 112,750.85

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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.