Home / 61,929.20-92,922.60-32,380.40

Finding the Fourth Proportional to 61,929.20, 92,922.60 and 32,380.40

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Solution

The fourth proportional to 61,929.20, 92,922.60 and 32,380.40 is: 48,585.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,929.20 : 92,922.60 = 32,380.40 : x
  2. Step 2: Convert to fraction form
    61,929.20/92,922.60 = 32,380.40/x
  3. Step 3: Cross multiply
    61,929.20x = 92,922.60 × 32,380.40
  4. Step 4: Simplify right side
    61,929.20x = 3,008,870,957.04
  5. Step 5: Solve for x
    x = 3,008,870,957.04/61,929.20
  6. Step 6: Final answer
    x = 48,585.66

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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.