Home / 126,287.56-174,271.38-68,925.43

Finding the Fourth Proportional to 126,287.56, 174,271.38 and 68,925.43

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Solution

The fourth proportional to 126,287.56, 174,271.38 and 68,925.43 is: 95,114.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,287.56 : 174,271.38 = 68,925.43 : x
  2. Step 2: Convert to fraction form
    126,287.56/174,271.38 = 68,925.43/x
  3. Step 3: Cross multiply
    126,287.56x = 174,271.38 × 68,925.43
  4. Step 4: Simplify right side
    126,287.56x = 12,011,729,803.19
  5. Step 5: Solve for x
    x = 12,011,729,803.19/126,287.56
  6. Step 6: Final answer
    x = 95,114.12

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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.