Home / 126,148.04-171,752.30-125,754.38

Finding the Fourth Proportional to 126,148.04, 171,752.30 and 125,754.38

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Solution

The fourth proportional to 126,148.04, 171,752.30 and 125,754.38 is: 171,216.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,148.04 : 171,752.30 = 125,754.38 : x
  2. Step 2: Convert to fraction form
    126,148.04/171,752.30 = 125,754.38/x
  3. Step 3: Cross multiply
    126,148.04x = 171,752.30 × 125,754.38
  4. Step 4: Simplify right side
    126,148.04x = 21,598,604,000.07
  5. Step 5: Solve for x
    x = 21,598,604,000.07/126,148.04
  6. Step 6: Final answer
    x = 171,216.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.