Home / 75,607.32-104,294.16-45,375.24

Finding the Fourth Proportional to 75,607.32, 104,294.16 and 45,375.24

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Solution

The fourth proportional to 75,607.32, 104,294.16 and 45,375.24 is: 62,591.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,607.32 : 104,294.16 = 45,375.24 : x
  2. Step 2: Convert to fraction form
    75,607.32/104,294.16 = 45,375.24/x
  3. Step 3: Cross multiply
    75,607.32x = 104,294.16 × 45,375.24
  4. Step 4: Simplify right side
    75,607.32x = 4,732,372,540.60
  5. Step 5: Solve for x
    x = 4,732,372,540.60/75,607.32
  6. Step 6: Final answer
    x = 62,591.46

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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.