Home / 127,956.06-176,576.76-74,246.31

Finding the Fourth Proportional to 127,956.06, 176,576.76 and 74,246.31

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Solution

The fourth proportional to 127,956.06, 176,576.76 and 74,246.31 is: 102,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,956.06 : 176,576.76 = 74,246.31 : x
  2. Step 2: Convert to fraction form
    127,956.06/176,576.76 = 74,246.31/x
  3. Step 3: Cross multiply
    127,956.06x = 176,576.76 × 74,246.31
  4. Step 4: Simplify right side
    127,956.06x = 13,110,172,861.76
  5. Step 5: Solve for x
    x = 13,110,172,861.76/127,956.06
  6. Step 6: Final answer
    x = 102,458.40

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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.