Home / 126,889.20-190,319.40-33,402.24

Finding the Fourth Proportional to 126,889.20, 190,319.40 and 33,402.24

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Solution

The fourth proportional to 126,889.20, 190,319.40 and 33,402.24 is: 50,099.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,889.20 : 190,319.40 = 33,402.24 : x
  2. Step 2: Convert to fraction form
    126,889.20/190,319.40 = 33,402.24/x
  3. Step 3: Cross multiply
    126,889.20x = 190,319.40 × 33,402.24
  4. Step 4: Simplify right side
    126,889.20x = 6,357,094,275.46
  5. Step 5: Solve for x
    x = 6,357,094,275.46/126,889.20
  6. Step 6: Final answer
    x = 50,099.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.