Home / 48,631.44-72,944.88-48,104.40

Finding the Fourth Proportional to 48,631.44, 72,944.88 and 48,104.40

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Solution

The fourth proportional to 48,631.44, 72,944.88 and 48,104.40 is: 72,154.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,631.44 : 72,944.88 = 48,104.40 : x
  2. Step 2: Convert to fraction form
    48,631.44/72,944.88 = 48,104.40/x
  3. Step 3: Cross multiply
    48,631.44x = 72,944.88 × 48,104.40
  4. Step 4: Simplify right side
    48,631.44x = 3,508,969,685.47
  5. Step 5: Solve for x
    x = 3,508,969,685.47/48,631.44
  6. Step 6: Final answer
    x = 72,154.34

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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.