Home / 126,360.38-174,314.40-75,337.19

Finding the Fourth Proportional to 126,360.38, 174,314.40 and 75,337.19

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Solution

The fourth proportional to 126,360.38, 174,314.40 and 75,337.19 is: 103,927.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,360.38 : 174,314.40 = 75,337.19 : x
  2. Step 2: Convert to fraction form
    126,360.38/174,314.40 = 75,337.19/x
  3. Step 3: Cross multiply
    126,360.38x = 174,314.40 × 75,337.19
  4. Step 4: Simplify right side
    126,360.38x = 13,132,357,072.54
  5. Step 5: Solve for x
    x = 13,132,357,072.54/126,360.38
  6. Step 6: Final answer
    x = 103,927.81

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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.