Home / 186,734.52-280,138.20-60,406.08

Finding the Fourth Proportional to 186,734.52, 280,138.20 and 60,406.08

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Solution

The fourth proportional to 186,734.52, 280,138.20 and 60,406.08 is: 90,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,734.52 : 280,138.20 = 60,406.08 : x
  2. Step 2: Convert to fraction form
    186,734.52/280,138.20 = 60,406.08/x
  3. Step 3: Cross multiply
    186,734.52x = 280,138.20 × 60,406.08
  4. Step 4: Simplify right side
    186,734.52x = 16,922,050,520.26
  5. Step 5: Solve for x
    x = 16,922,050,520.26/186,734.52
  6. Step 6: Final answer
    x = 90,620.90

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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.