Home / 107,865.74-148,855.41-60,122.12

Finding the Fourth Proportional to 107,865.74, 148,855.41 and 60,122.12

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Solution

The fourth proportional to 107,865.74, 148,855.41 and 60,122.12 is: 82,968.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,865.74 : 148,855.41 = 60,122.12 : x
  2. Step 2: Convert to fraction form
    107,865.74/148,855.41 = 60,122.12/x
  3. Step 3: Cross multiply
    107,865.74x = 148,855.41 × 60,122.12
  4. Step 4: Simplify right side
    107,865.74x = 8,949,502,078.39
  5. Step 5: Solve for x
    x = 8,949,502,078.39/107,865.74
  6. Step 6: Final answer
    x = 82,968.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.