Home / 126,480.93-189,569.10-46,454.55

Finding the Fourth Proportional to 126,480.93, 189,569.10 and 46,454.55

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Solution

The fourth proportional to 126,480.93, 189,569.10 and 46,454.55 is: 69,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,480.93 : 189,569.10 = 46,454.55 : x
  2. Step 2: Convert to fraction form
    126,480.93/189,569.10 = 46,454.55/x
  3. Step 3: Cross multiply
    126,480.93x = 189,569.10 × 46,454.55
  4. Step 4: Simplify right side
    126,480.93x = 8,806,347,234.41
  5. Step 5: Solve for x
    x = 8,806,347,234.41/126,480.93
  6. Step 6: Final answer
    x = 69,625.89

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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.