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Finding the Fourth Proportional to 186,126.74, 279,163.74 and 59,750.34

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Solution

The fourth proportional to 186,126.74, 279,163.74 and 59,750.34 is: 89,617.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,126.74 : 279,163.74 = 59,750.34 : x
  2. Step 2: Convert to fraction form
    186,126.74/279,163.74 = 59,750.34/x
  3. Step 3: Cross multiply
    186,126.74x = 279,163.74 × 59,750.34
  4. Step 4: Simplify right side
    186,126.74x = 16,680,128,604.74
  5. Step 5: Solve for x
    x = 16,680,128,604.74/186,126.74
  6. Step 6: Final answer
    x = 89,617.05

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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.