Home / 99,205.41-148,761.21-38,444.14

Finding the Fourth Proportional to 99,205.41, 148,761.21 and 38,444.14

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Solution

The fourth proportional to 99,205.41, 148,761.21 and 38,444.14 is: 57,648.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,205.41 : 148,761.21 = 38,444.14 : x
  2. Step 2: Convert to fraction form
    99,205.41/148,761.21 = 38,444.14/x
  3. Step 3: Cross multiply
    99,205.41x = 148,761.21 × 38,444.14
  4. Step 4: Simplify right side
    99,205.41x = 5,718,996,783.81
  5. Step 5: Solve for x
    x = 5,718,996,783.81/99,205.41
  6. Step 6: Final answer
    x = 57,648.03

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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.