Home / 99,294.36-148,947.06-32,731.80

Finding the Fourth Proportional to 99,294.36, 148,947.06 and 32,731.80

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Solution

The fourth proportional to 99,294.36, 148,947.06 and 32,731.80 is: 49,099.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,294.36 : 148,947.06 = 32,731.80 : x
  2. Step 2: Convert to fraction form
    99,294.36/148,947.06 = 32,731.80/x
  3. Step 3: Cross multiply
    99,294.36x = 148,947.06 × 32,731.80
  4. Step 4: Simplify right side
    99,294.36x = 4,875,305,378.51
  5. Step 5: Solve for x
    x = 4,875,305,378.51/99,294.36
  6. Step 6: Final answer
    x = 49,099.52

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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.