Home / 74,052.35-111,091.89-24,128

Finding the Fourth Proportional to 74,052.35, 111,091.89 and 24,128

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Solution

The fourth proportional to 74,052.35, 111,091.89 and 24,128 is: 36,196.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,052.35 : 111,091.89 = 24,128 : x
  2. Step 2: Convert to fraction form
    74,052.35/111,091.89 = 24,128/x
  3. Step 3: Cross multiply
    74,052.35x = 111,091.89 × 24,128
  4. Step 4: Simplify right side
    74,052.35x = 2,680,425,121.92
  5. Step 5: Solve for x
    x = 2,680,425,121.92/74,052.35
  6. Step 6: Final answer
    x = 36,196.35

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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.