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Finding the Fourth Proportional to 186,034.84, 279,053.78 and 59,675.28

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Solution

The fourth proportional to 186,034.84, 279,053.78 and 59,675.28 is: 89,513.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,034.84 : 279,053.78 = 59,675.28 : x
  2. Step 2: Convert to fraction form
    186,034.84/279,053.78 = 59,675.28/x
  3. Step 3: Cross multiply
    186,034.84x = 279,053.78 × 59,675.28
  4. Step 4: Simplify right side
    186,034.84x = 16,652,612,456.56
  5. Step 5: Solve for x
    x = 16,652,612,456.56/186,034.84
  6. Step 6: Final answer
    x = 89,513.41

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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.