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Finding the Fourth Proportional to 176,245.11, 264,311.69 and 57,888.90

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Solution

The fourth proportional to 176,245.11, 264,311.69 and 57,888.90 is: 86,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,245.11 : 264,311.69 = 57,888.90 : x
  2. Step 2: Convert to fraction form
    176,245.11/264,311.69 = 57,888.90/x
  3. Step 3: Cross multiply
    176,245.11x = 264,311.69 × 57,888.90
  4. Step 4: Simplify right side
    176,245.11x = 15,300,712,701.80
  5. Step 5: Solve for x
    x = 15,300,712,701.80/176,245.11
  6. Step 6: Final answer
    x = 86,814.96

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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.