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Finding the Fourth Proportional to 176,372.78, 264,482.62 and 64,015.65

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Solution

The fourth proportional to 176,372.78, 264,482.62 and 64,015.65 is: 95,995.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,372.78 : 264,482.62 = 64,015.65 : x
  2. Step 2: Convert to fraction form
    176,372.78/264,482.62 = 64,015.65/x
  3. Step 3: Cross multiply
    176,372.78x = 264,482.62 × 64,015.65
  4. Step 4: Simplify right side
    176,372.78x = 16,931,026,672.96
  5. Step 5: Solve for x
    x = 16,931,026,672.96/176,372.78
  6. Step 6: Final answer
    x = 95,995.69

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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.