Home / 99,592.45-149,376.36-40,371.22

Finding the Fourth Proportional to 99,592.45, 149,376.36 and 40,371.22

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Solution

The fourth proportional to 99,592.45, 149,376.36 and 40,371.22 is: 60,551.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,592.45 : 149,376.36 = 40,371.22 : x
  2. Step 2: Convert to fraction form
    99,592.45/149,376.36 = 40,371.22/x
  3. Step 3: Cross multiply
    99,592.45x = 149,376.36 × 40,371.22
  4. Step 4: Simplify right side
    99,592.45x = 6,030,505,892.36
  5. Step 5: Solve for x
    x = 6,030,505,892.36/99,592.45
  6. Step 6: Final answer
    x = 60,551.84

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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.