Home / 126,856.36-175,062-70,266.52

Finding the Fourth Proportional to 126,856.36, 175,062 and 70,266.52

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Solution

The fourth proportional to 126,856.36, 175,062 and 70,266.52 is: 96,967.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,856.36 : 175,062 = 70,266.52 : x
  2. Step 2: Convert to fraction form
    126,856.36/175,062 = 70,266.52/x
  3. Step 3: Cross multiply
    126,856.36x = 175,062 × 70,266.52
  4. Step 4: Simplify right side
    126,856.36x = 12,300,997,524.24
  5. Step 5: Solve for x
    x = 12,300,997,524.24/126,856.36
  6. Step 6: Final answer
    x = 96,967.92

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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.