Home / 247,447.02-371,170.38-89,675.22

Finding the Fourth Proportional to 247,447.02, 371,170.38 and 89,675.22

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Solution

The fourth proportional to 247,447.02, 371,170.38 and 89,675.22 is: 134,512.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,447.02 : 371,170.38 = 89,675.22 : x
  2. Step 2: Convert to fraction form
    247,447.02/371,170.38 = 89,675.22/x
  3. Step 3: Cross multiply
    247,447.02x = 371,170.38 × 89,675.22
  4. Step 4: Simplify right side
    247,447.02x = 33,284,785,483.98
  5. Step 5: Solve for x
    x = 33,284,785,483.98/247,447.02
  6. Step 6: Final answer
    x = 134,512.78

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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.