Home / 88,975.46-122,780.88-48,681.20

Finding the Fourth Proportional to 88,975.46, 122,780.88 and 48,681.20

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Solution

The fourth proportional to 88,975.46, 122,780.88 and 48,681.20 is: 67,177.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,975.46 : 122,780.88 = 48,681.20 : x
  2. Step 2: Convert to fraction form
    88,975.46/122,780.88 = 48,681.20/x
  3. Step 3: Cross multiply
    88,975.46x = 122,780.88 × 48,681.20
  4. Step 4: Simplify right side
    88,975.46x = 5,977,120,882.41
  5. Step 5: Solve for x
    x = 5,977,120,882.41/88,975.46
  6. Step 6: Final answer
    x = 67,177.18

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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.