Home / 126,445.76-189,775.06-63,246.93

Finding the Fourth Proportional to 126,445.76, 189,775.06 and 63,246.93

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Solution

The fourth proportional to 126,445.76, 189,775.06 and 63,246.93 is: 94,923.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,445.76 : 189,775.06 = 63,246.93 : x
  2. Step 2: Convert to fraction form
    126,445.76/189,775.06 = 63,246.93/x
  3. Step 3: Cross multiply
    126,445.76x = 189,775.06 × 63,246.93
  4. Step 4: Simplify right side
    126,445.76x = 12,002,689,777.45
  5. Step 5: Solve for x
    x = 12,002,689,777.45/126,445.76
  6. Step 6: Final answer
    x = 94,923.62

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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.