Home / 127,741.14-176,287.18-74,026.26

Finding the Fourth Proportional to 127,741.14, 176,287.18 and 74,026.26

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Solution

The fourth proportional to 127,741.14, 176,287.18 and 74,026.26 is: 102,158.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,741.14 : 176,287.18 = 74,026.26 : x
  2. Step 2: Convert to fraction form
    127,741.14/176,287.18 = 74,026.26/x
  3. Step 3: Cross multiply
    127,741.14x = 176,287.18 × 74,026.26
  4. Step 4: Simplify right side
    127,741.14x = 13,049,880,621.35
  5. Step 5: Solve for x
    x = 13,049,880,621.35/127,741.14
  6. Step 6: Final answer
    x = 102,158.79

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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.