Home / 181,260-271,947.78-76,050.72

Finding the Fourth Proportional to 181,260, 271,947.78 and 76,050.72

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Solution

The fourth proportional to 181,260, 271,947.78 and 76,050.72 is: 114,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,260 : 271,947.78 = 76,050.72 : x
  2. Step 2: Convert to fraction form
    181,260/271,947.78 = 76,050.72/x
  3. Step 3: Cross multiply
    181,260x = 271,947.78 × 76,050.72
  4. Step 4: Simplify right side
    181,260x = 20,681,824,471.40
  5. Step 5: Solve for x
    x = 20,681,824,471.40/181,260
  6. Step 6: Final answer
    x = 114,100.32

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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.