Home / 126,267.52-188,366.36-122,835.28

Finding the Fourth Proportional to 126,267.52, 188,366.36 and 122,835.28

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Solution

The fourth proportional to 126,267.52, 188,366.36 and 122,835.28 is: 183,246.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,267.52 : 188,366.36 = 122,835.28 : x
  2. Step 2: Convert to fraction form
    126,267.52/188,366.36 = 122,835.28/x
  3. Step 3: Cross multiply
    126,267.52x = 188,366.36 × 122,835.28
  4. Step 4: Simplify right side
    126,267.52x = 23,138,034,573.18
  5. Step 5: Solve for x
    x = 23,138,034,573.18/126,267.52
  6. Step 6: Final answer
    x = 183,246.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.