Home / 48,199.39-72,311.55-28,225.75

Finding the Fourth Proportional to 48,199.39, 72,311.55 and 28,225.75

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Solution

The fourth proportional to 48,199.39, 72,311.55 and 28,225.75 is: 42,345.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,199.39 : 72,311.55 = 28,225.75 : x
  2. Step 2: Convert to fraction form
    48,199.39/72,311.55 = 28,225.75/x
  3. Step 3: Cross multiply
    48,199.39x = 72,311.55 × 28,225.75
  4. Step 4: Simplify right side
    48,199.39x = 2,041,047,732.41
  5. Step 5: Solve for x
    x = 2,041,047,732.41/48,199.39
  6. Step 6: Final answer
    x = 42,345.92

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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.