Home / 45,349.94-68,123.32-38,344.02

Finding the Fourth Proportional to 45,349.94, 68,123.32 and 38,344.02

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Solution

The fourth proportional to 45,349.94, 68,123.32 and 38,344.02 is: 57,599.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349.94 : 68,123.32 = 38,344.02 : x
  2. Step 2: Convert to fraction form
    45,349.94/68,123.32 = 38,344.02/x
  3. Step 3: Cross multiply
    45,349.94x = 68,123.32 × 38,344.02
  4. Step 4: Simplify right side
    45,349.94x = 2,612,121,944.55
  5. Step 5: Solve for x
    x = 2,612,121,944.55/45,349.94
  6. Step 6: Final answer
    x = 57,599.24

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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.