Home / 126,223.70-189,334.02-36,268.63

Finding the Fourth Proportional to 126,223.70, 189,334.02 and 36,268.63

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Solution

The fourth proportional to 126,223.70, 189,334.02 and 36,268.63 is: 54,402.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,223.70 : 189,334.02 = 36,268.63 : x
  2. Step 2: Convert to fraction form
    126,223.70/189,334.02 = 36,268.63/x
  3. Step 3: Cross multiply
    126,223.70x = 189,334.02 × 36,268.63
  4. Step 4: Simplify right side
    126,223.70x = 6,866,885,180.46
  5. Step 5: Solve for x
    x = 6,866,885,180.46/126,223.70
  6. Step 6: Final answer
    x = 54,402.50

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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.