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Finding the Fourth Proportional to 95,508.65, 143,285.38 and 93,921.86

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Solution

The fourth proportional to 95,508.65, 143,285.38 and 93,921.86 is: 140,904.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,508.65 : 143,285.38 = 93,921.86 : x
  2. Step 2: Convert to fraction form
    95,508.65/143,285.38 = 93,921.86/x
  3. Step 3: Cross multiply
    95,508.65x = 143,285.38 × 93,921.86
  4. Step 4: Simplify right side
    95,508.65x = 13,457,628,449.18
  5. Step 5: Solve for x
    x = 13,457,628,449.18/95,508.65
  6. Step 6: Final answer
    x = 140,904.82

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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.