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Finding the Fourth Proportional to 95,873.46, 143,842.08 and 42,558.05

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Solution

The fourth proportional to 95,873.46, 143,842.08 and 42,558.05 is: 63,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,873.46 : 143,842.08 = 42,558.05 : x
  2. Step 2: Convert to fraction form
    95,873.46/143,842.08 = 42,558.05/x
  3. Step 3: Cross multiply
    95,873.46x = 143,842.08 × 42,558.05
  4. Step 4: Simplify right side
    95,873.46x = 6,121,637,713.53
  5. Step 5: Solve for x
    x = 6,121,637,713.53/95,873.46
  6. Step 6: Final answer
    x = 63,851.22

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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.