Home / 60,547.20-90,820.85-28,949.83

Finding the Fourth Proportional to 60,547.20, 90,820.85 and 28,949.83

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Solution

The fourth proportional to 60,547.20, 90,820.85 and 28,949.83 is: 43,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,547.20 : 90,820.85 = 28,949.83 : x
  2. Step 2: Convert to fraction form
    60,547.20/90,820.85 = 28,949.83/x
  3. Step 3: Cross multiply
    60,547.20x = 90,820.85 × 28,949.83
  4. Step 4: Simplify right side
    60,547.20x = 2,629,247,796.15
  5. Step 5: Solve for x
    x = 2,629,247,796.15/60,547.20
  6. Step 6: Final answer
    x = 43,424.77

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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.