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Finding the Fourth Proportional to 97,563.12, 134,637.12 and 52,851.12

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Solution

The fourth proportional to 97,563.12, 134,637.12 and 52,851.12 is: 72,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,563.12 : 134,637.12 = 52,851.12 : x
  2. Step 2: Convert to fraction form
    97,563.12/134,637.12 = 52,851.12/x
  3. Step 3: Cross multiply
    97,563.12x = 134,637.12 × 52,851.12
  4. Step 4: Simplify right side
    97,563.12x = 7,115,722,585.57
  5. Step 5: Solve for x
    x = 7,115,722,585.57/97,563.12
  6. Step 6: Final answer
    x = 72,934.55

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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.