Home / 89,116.17-122,980.24-48,832.44

Finding the Fourth Proportional to 89,116.17, 122,980.24 and 48,832.44

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Solution

The fourth proportional to 89,116.17, 122,980.24 and 48,832.44 is: 67,388.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,116.17 : 122,980.24 = 48,832.44 : x
  2. Step 2: Convert to fraction form
    89,116.17/122,980.24 = 48,832.44/x
  3. Step 3: Cross multiply
    89,116.17x = 122,980.24 × 48,832.44
  4. Step 4: Simplify right side
    89,116.17x = 6,005,425,190.99
  5. Step 5: Solve for x
    x = 6,005,425,190.99/89,116.17
  6. Step 6: Final answer
    x = 67,388.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.