Home / 99,947.28-149,945.04-29,832.24

Finding the Fourth Proportional to 99,947.28, 149,945.04 and 29,832.24

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Solution

The fourth proportional to 99,947.28, 149,945.04 and 29,832.24 is: 44,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,947.28 : 149,945.04 = 29,832.24 : x
  2. Step 2: Convert to fraction form
    99,947.28/149,945.04 = 29,832.24/x
  3. Step 3: Cross multiply
    99,947.28x = 149,945.04 × 29,832.24
  4. Step 4: Simplify right side
    99,947.28x = 4,473,196,420.09
  5. Step 5: Solve for x
    x = 4,473,196,420.09/99,947.28
  6. Step 6: Final answer
    x = 44,755.56

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1.5x scale

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.