Home / 127,660.59-175,791.27-124,828.32

Finding the Fourth Proportional to 127,660.59, 175,791.27 and 124,828.32

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Solution

The fourth proportional to 127,660.59, 175,791.27 and 124,828.32 is: 171,891.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,660.59 : 175,791.27 = 124,828.32 : x
  2. Step 2: Convert to fraction form
    127,660.59/175,791.27 = 124,828.32/x
  3. Step 3: Cross multiply
    127,660.59x = 175,791.27 × 124,828.32
  4. Step 4: Simplify right side
    127,660.59x = 21,943,728,904.77
  5. Step 5: Solve for x
    x = 21,943,728,904.77/127,660.59
  6. Step 6: Final answer
    x = 171,891.18

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1.5x scale

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.