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Finding the Fourth Proportional to 114,077.65, 171,128.21 and 43,060.11

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Solution

The fourth proportional to 114,077.65, 171,128.21 and 43,060.11 is: 64,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,077.65 : 171,128.21 = 43,060.11 : x
  2. Step 2: Convert to fraction form
    114,077.65/171,128.21 = 43,060.11/x
  3. Step 3: Cross multiply
    114,077.65x = 171,128.21 × 43,060.11
  4. Step 4: Simplify right side
    114,077.65x = 7,368,799,546.70
  5. Step 5: Solve for x
    x = 7,368,799,546.70/114,077.65
  6. Step 6: Final answer
    x = 64,594.59

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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.