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Finding the Fourth Proportional to 176,751.38, 265,168.59 and 58,422.72

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Solution

The fourth proportional to 176,751.38, 265,168.59 and 58,422.72 is: 87,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,751.38 : 265,168.59 = 58,422.72 : x
  2. Step 2: Convert to fraction form
    176,751.38/265,168.59 = 58,422.72/x
  3. Step 3: Cross multiply
    176,751.38x = 265,168.59 × 58,422.72
  4. Step 4: Simplify right side
    176,751.38x = 15,491,869,570.09
  5. Step 5: Solve for x
    x = 15,491,869,570.09/176,751.38
  6. Step 6: Final answer
    x = 87,647.80

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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.