Home / 89,239.28-123,153.62-48,954.74

Finding the Fourth Proportional to 89,239.28, 123,153.62 and 48,954.74

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Solution

The fourth proportional to 89,239.28, 123,153.62 and 48,954.74 is: 67,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,239.28 : 123,153.62 = 48,954.74 : x
  2. Step 2: Convert to fraction form
    89,239.28/123,153.62 = 48,954.74/x
  3. Step 3: Cross multiply
    89,239.28x = 123,153.62 × 48,954.74
  4. Step 4: Simplify right side
    89,239.28x = 6,028,952,586.62
  5. Step 5: Solve for x
    x = 6,028,952,586.62/89,239.28
  6. Step 6: Final answer
    x = 67,559.41

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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.