Home / 48,851.30-73,276.95-28,115.30

Finding the Fourth Proportional to 48,851.30, 73,276.95 and 28,115.30

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Solution

The fourth proportional to 48,851.30, 73,276.95 and 28,115.30 is: 42,172.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,851.30 : 73,276.95 = 28,115.30 : x
  2. Step 2: Convert to fraction form
    48,851.30/73,276.95 = 28,115.30/x
  3. Step 3: Cross multiply
    48,851.30x = 73,276.95 × 28,115.30
  4. Step 4: Simplify right side
    48,851.30x = 2,060,203,432.34
  5. Step 5: Solve for x
    x = 2,060,203,432.34/48,851.30
  6. Step 6: Final answer
    x = 42,172.95

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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.