Home / 126,967.40-175,216.97-69,612.21

Finding the Fourth Proportional to 126,967.40, 175,216.97 and 69,612.21

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Solution

The fourth proportional to 126,967.40, 175,216.97 and 69,612.21 is: 96,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,967.40 : 175,216.97 = 69,612.21 : x
  2. Step 2: Convert to fraction form
    126,967.40/175,216.97 = 69,612.21/x
  3. Step 3: Cross multiply
    126,967.40x = 175,216.97 × 69,612.21
  4. Step 4: Simplify right side
    126,967.40x = 12,197,240,685.23
  5. Step 5: Solve for x
    x = 12,197,240,685.23/126,967.40
  6. Step 6: Final answer
    x = 96,065.93

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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.