Home / 99,767.25-149,657.22-40,570.56

Finding the Fourth Proportional to 99,767.25, 149,657.22 and 40,570.56

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Solution

The fourth proportional to 99,767.25, 149,657.22 and 40,570.56 is: 60,858.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,767.25 : 149,657.22 = 40,570.56 : x
  2. Step 2: Convert to fraction form
    99,767.25/149,657.22 = 40,570.56/x
  3. Step 3: Cross multiply
    99,767.25x = 149,657.22 × 40,570.56
  4. Step 4: Simplify right side
    99,767.25x = 6,071,677,223.44
  5. Step 5: Solve for x
    x = 6,071,677,223.44/99,767.25
  6. Step 6: Final answer
    x = 60,858.42

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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.