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Finding the Fourth Proportional to 228,663.67, 342,995.70 and 95,471.32

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Solution

The fourth proportional to 228,663.67, 342,995.70 and 95,471.32 is: 143,207.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,663.67 : 342,995.70 = 95,471.32 : x
  2. Step 2: Convert to fraction form
    228,663.67/342,995.70 = 95,471.32/x
  3. Step 3: Cross multiply
    228,663.67x = 342,995.70 × 95,471.32
  4. Step 4: Simplify right side
    228,663.67x = 32,746,252,233.32
  5. Step 5: Solve for x
    x = 32,746,252,233.32/228,663.67
  6. Step 6: Final answer
    x = 143,207.06

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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.