Home / 88,459.62-122,072.46-48,174.10

Finding the Fourth Proportional to 88,459.62, 122,072.46 and 48,174.10

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Solution

The fourth proportional to 88,459.62, 122,072.46 and 48,174.10 is: 66,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,459.62 : 122,072.46 = 48,174.10 : x
  2. Step 2: Convert to fraction form
    88,459.62/122,072.46 = 48,174.10/x
  3. Step 3: Cross multiply
    88,459.62x = 122,072.46 × 48,174.10
  4. Step 4: Simplify right side
    88,459.62x = 5,880,730,895.29
  5. Step 5: Solve for x
    x = 5,880,730,895.29/88,459.62
  6. Step 6: Final answer
    x = 66,479.27

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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.