Home / 89,226.22-123,135.72-48,941.45

Finding the Fourth Proportional to 89,226.22, 123,135.72 and 48,941.45

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Solution

The fourth proportional to 89,226.22, 123,135.72 and 48,941.45 is: 67,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,226.22 : 123,135.72 = 48,941.45 : x
  2. Step 2: Convert to fraction form
    89,226.22/123,135.72 = 48,941.45/x
  3. Step 3: Cross multiply
    89,226.22x = 123,135.72 × 48,941.45
  4. Step 4: Simplify right side
    89,226.22x = 6,026,440,683.59
  5. Step 5: Solve for x
    x = 6,026,440,683.59/89,226.22
  6. Step 6: Final answer
    x = 67,541.14

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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.