Home / 52,680.40-78,826.20-48,014.80

Finding the Fourth Proportional to 52,680.40, 78,826.20 and 48,014.80

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Solution

The fourth proportional to 52,680.40, 78,826.20 and 48,014.80 is: 71,845.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,680.40 : 78,826.20 = 48,014.80 : x
  2. Step 2: Convert to fraction form
    52,680.40/78,826.20 = 48,014.80/x
  3. Step 3: Cross multiply
    52,680.40x = 78,826.20 × 48,014.80
  4. Step 4: Simplify right side
    52,680.40x = 3,784,824,227.76
  5. Step 5: Solve for x
    x = 3,784,824,227.76/52,680.40
  6. Step 6: Final answer
    x = 71,845.02

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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.