Home / 79,907.28-110,316.24-48,084

Finding the Fourth Proportional to 79,907.28, 110,316.24 and 48,084

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Solution

The fourth proportional to 79,907.28, 110,316.24 and 48,084 is: 66,382.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,907.28 : 110,316.24 = 48,084 : x
  2. Step 2: Convert to fraction form
    79,907.28/110,316.24 = 48,084/x
  3. Step 3: Cross multiply
    79,907.28x = 110,316.24 × 48,084
  4. Step 4: Simplify right side
    79,907.28x = 5,304,446,084.16
  5. Step 5: Solve for x
    x = 5,304,446,084.16/79,907.28
  6. Step 6: Final answer
    x = 66,382.51

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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.