Home / 126,332.44-189,435.27-42,062.92

Finding the Fourth Proportional to 126,332.44, 189,435.27 and 42,062.92

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Solution

The fourth proportional to 126,332.44, 189,435.27 and 42,062.92 is: 63,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,332.44 : 189,435.27 = 42,062.92 : x
  2. Step 2: Convert to fraction form
    126,332.44/189,435.27 = 42,062.92/x
  3. Step 3: Cross multiply
    126,332.44x = 189,435.27 × 42,062.92
  4. Step 4: Simplify right side
    126,332.44x = 7,968,200,607.19
  5. Step 5: Solve for x
    x = 7,968,200,607.19/126,332.44
  6. Step 6: Final answer
    x = 63,073.27

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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.