Home / 48,667.20-73,000.80-48,339.15

Finding the Fourth Proportional to 48,667.20, 73,000.80 and 48,339.15

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Solution

The fourth proportional to 48,667.20, 73,000.80 and 48,339.15 is: 72,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,667.20 : 73,000.80 = 48,339.15 : x
  2. Step 2: Convert to fraction form
    48,667.20/73,000.80 = 48,339.15/x
  3. Step 3: Cross multiply
    48,667.20x = 73,000.80 × 48,339.15
  4. Step 4: Simplify right side
    48,667.20x = 3,528,796,621.32
  5. Step 5: Solve for x
    x = 3,528,796,621.32/48,667.20
  6. Step 6: Final answer
    x = 72,508.73

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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.