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Finding the Fourth Proportional to 113,963.88, 170,948.03 and 35,078.04

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Solution

The fourth proportional to 113,963.88, 170,948.03 and 35,078.04 is: 52,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,963.88 : 170,948.03 = 35,078.04 : x
  2. Step 2: Convert to fraction form
    113,963.88/170,948.03 = 35,078.04/x
  3. Step 3: Cross multiply
    113,963.88x = 170,948.03 × 35,078.04
  4. Step 4: Simplify right side
    113,963.88x = 5,996,521,834.26
  5. Step 5: Solve for x
    x = 5,996,521,834.26/113,963.88
  6. Step 6: Final answer
    x = 52,617.74

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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.