Home / 149,361.32-223,515.48-93,227.78

Finding the Fourth Proportional to 149,361.32, 223,515.48 and 93,227.78

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Solution

The fourth proportional to 149,361.32, 223,515.48 and 93,227.78 is: 139,513.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,361.32 : 223,515.48 = 93,227.78 : x
  2. Step 2: Convert to fraction form
    149,361.32/223,515.48 = 93,227.78/x
  3. Step 3: Cross multiply
    149,361.32x = 223,515.48 × 93,227.78
  4. Step 4: Simplify right side
    149,361.32x = 20,837,851,996.03
  5. Step 5: Solve for x
    x = 20,837,851,996.03/149,361.32
  6. Step 6: Final answer
    x = 139,513.04

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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.