Home / 127,948.24-176,511.48-74,202.16

Finding the Fourth Proportional to 127,948.24, 176,511.48 and 74,202.16

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Solution

The fourth proportional to 127,948.24, 176,511.48 and 74,202.16 is: 102,365.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,948.24 : 176,511.48 = 74,202.16 : x
  2. Step 2: Convert to fraction form
    127,948.24/176,511.48 = 74,202.16/x
  3. Step 3: Cross multiply
    127,948.24x = 176,511.48 × 74,202.16
  4. Step 4: Simplify right side
    127,948.24x = 13,097,533,080.80
  5. Step 5: Solve for x
    x = 13,097,533,080.80/127,948.24
  6. Step 6: Final answer
    x = 102,365.87

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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.