Home / 49,970.12-74,918.12-30,244.05

Finding the Fourth Proportional to 49,970.12, 74,918.12 and 30,244.05

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Solution

The fourth proportional to 49,970.12, 74,918.12 and 30,244.05 is: 45,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,970.12 : 74,918.12 = 30,244.05 : x
  2. Step 2: Convert to fraction form
    49,970.12/74,918.12 = 30,244.05/x
  3. Step 3: Cross multiply
    49,970.12x = 74,918.12 × 30,244.05
  4. Step 4: Simplify right side
    49,970.12x = 2,265,827,215.97
  5. Step 5: Solve for x
    x = 2,265,827,215.97/49,970.12
  6. Step 6: Final answer
    x = 45,343.65

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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.