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Finding the Fourth Proportional to 134,114.56, 201,209.52 and 39,347

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Solution

The fourth proportional to 134,114.56, 201,209.52 and 39,347 is: 59,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,114.56 : 201,209.52 = 39,347 : x
  2. Step 2: Convert to fraction form
    134,114.56/201,209.52 = 39,347/x
  3. Step 3: Cross multiply
    134,114.56x = 201,209.52 × 39,347
  4. Step 4: Simplify right side
    134,114.56x = 7,916,990,983.44
  5. Step 5: Solve for x
    x = 7,916,990,983.44/134,114.56
  6. Step 6: Final answer
    x = 59,031.55

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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.