Home / 126,455.52-174,481.11-75,444.96

Finding the Fourth Proportional to 126,455.52, 174,481.11 and 75,444.96

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Solution

The fourth proportional to 126,455.52, 174,481.11 and 75,444.96 is: 104,097.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,455.52 : 174,481.11 = 75,444.96 : x
  2. Step 2: Convert to fraction form
    126,455.52/174,481.11 = 75,444.96/x
  3. Step 3: Cross multiply
    126,455.52x = 174,481.11 × 75,444.96
  4. Step 4: Simplify right side
    126,455.52x = 13,163,720,364.71
  5. Step 5: Solve for x
    x = 13,163,720,364.71/126,455.52
  6. Step 6: Final answer
    x = 104,097.63

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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.