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Finding the Fourth Proportional to 114,034.78, 170,886.09 and 54,801.25

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Solution

The fourth proportional to 114,034.78, 170,886.09 and 54,801.25 is: 82,122.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,034.78 : 170,886.09 = 54,801.25 : x
  2. Step 2: Convert to fraction form
    114,034.78/170,886.09 = 54,801.25/x
  3. Step 3: Cross multiply
    114,034.78x = 170,886.09 × 54,801.25
  4. Step 4: Simplify right side
    114,034.78x = 9,364,771,117.90
  5. Step 5: Solve for x
    x = 9,364,771,117.90/114,034.78
  6. Step 6: Final answer
    x = 82,122.06

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1.5x scale

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.