Home / 48,927.20-73,467.60-28,191.20

Finding the Fourth Proportional to 48,927.20, 73,467.60 and 28,191.20

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Solution

The fourth proportional to 48,927.20, 73,467.60 and 28,191.20 is: 42,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,927.20 : 73,467.60 = 28,191.20 : x
  2. Step 2: Convert to fraction form
    48,927.20/73,467.60 = 28,191.20/x
  3. Step 3: Cross multiply
    48,927.20x = 73,467.60 × 28,191.20
  4. Step 4: Simplify right side
    48,927.20x = 2,071,139,805.12
  5. Step 5: Solve for x
    x = 2,071,139,805.12/48,927.20
  6. Step 6: Final answer
    x = 42,331.05

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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.