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Finding the Fourth Proportional to 95,877.32, 143,820.30 and 36,697.64

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Solution

The fourth proportional to 95,877.32, 143,820.30 and 36,697.64 is: 55,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,877.32 : 143,820.30 = 36,697.64 : x
  2. Step 2: Convert to fraction form
    95,877.32/143,820.30 = 36,697.64/x
  3. Step 3: Cross multiply
    95,877.32x = 143,820.30 × 36,697.64
  4. Step 4: Simplify right side
    95,877.32x = 5,277,865,594.09
  5. Step 5: Solve for x
    x = 5,277,865,594.09/95,877.32
  6. Step 6: Final answer
    x = 55,048.11

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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.