Home / 126,307.44-174,227.76-75,286.17

Finding the Fourth Proportional to 126,307.44, 174,227.76 and 75,286.17

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Solution

The fourth proportional to 126,307.44, 174,227.76 and 75,286.17 is: 103,849.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,307.44 : 174,227.76 = 75,286.17 : x
  2. Step 2: Convert to fraction form
    126,307.44/174,227.76 = 75,286.17/x
  3. Step 3: Cross multiply
    126,307.44x = 174,227.76 × 75,286.17
  4. Step 4: Simplify right side
    126,307.44x = 13,116,940,758.08
  5. Step 5: Solve for x
    x = 13,116,940,758.08/126,307.44
  6. Step 6: Final answer
    x = 103,849.31

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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.