Home / 49,411.17-68,130.99-39,340.04

Finding the Fourth Proportional to 49,411.17, 68,130.99 and 39,340.04

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Solution

The fourth proportional to 49,411.17, 68,130.99 and 39,340.04 is: 54,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,411.17 : 68,130.99 = 39,340.04 : x
  2. Step 2: Convert to fraction form
    49,411.17/68,130.99 = 39,340.04/x
  3. Step 3: Cross multiply
    49,411.17x = 68,130.99 × 39,340.04
  4. Step 4: Simplify right side
    49,411.17x = 2,680,275,531.18
  5. Step 5: Solve for x
    x = 2,680,275,531.18/49,411.17
  6. Step 6: Final answer
    x = 54,244.32

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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.