Home / 127,735.44-176,274.95-74,051.57

Finding the Fourth Proportional to 127,735.44, 176,274.95 and 74,051.57

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Solution

The fourth proportional to 127,735.44, 176,274.95 and 74,051.57 is: 102,191.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,735.44 : 176,274.95 = 74,051.57 : x
  2. Step 2: Convert to fraction form
    127,735.44/176,274.95 = 74,051.57/x
  3. Step 3: Cross multiply
    127,735.44x = 176,274.95 × 74,051.57
  4. Step 4: Simplify right side
    127,735.44x = 13,053,437,286.14
  5. Step 5: Solve for x
    x = 13,053,437,286.14/127,735.44
  6. Step 6: Final answer
    x = 102,191.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.