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Finding the Fourth Proportional to 136,293, 204,592.84 and 57,473.52

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Solution

The fourth proportional to 136,293, 204,592.84 and 57,473.52 is: 86,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,293 : 204,592.84 = 57,473.52 : x
  2. Step 2: Convert to fraction form
    136,293/204,592.84 = 57,473.52/x
  3. Step 3: Cross multiply
    136,293x = 204,592.84 × 57,473.52
  4. Step 4: Simplify right side
    136,293x = 11,758,670,681.60
  5. Step 5: Solve for x
    x = 11,758,670,681.60/136,293
  6. Step 6: Final answer
    x = 86,274.94

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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.