Home / 126,113.92-174,036.80-69,525.12

Finding the Fourth Proportional to 126,113.92, 174,036.80 and 69,525.12

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Solution

The fourth proportional to 126,113.92, 174,036.80 and 69,525.12 is: 95,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,113.92 : 174,036.80 = 69,525.12 : x
  2. Step 2: Convert to fraction form
    126,113.92/174,036.80 = 69,525.12/x
  3. Step 3: Cross multiply
    126,113.92x = 174,036.80 × 69,525.12
  4. Step 4: Simplify right side
    126,113.92x = 12,099,929,404.42
  5. Step 5: Solve for x
    x = 12,099,929,404.42/126,113.92
  6. Step 6: Final answer
    x = 95,944.44

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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.