Home / 95,819.85-143,056.01-73,212.18

Finding the Fourth Proportional to 95,819.85, 143,056.01 and 73,212.18

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Solution

The fourth proportional to 95,819.85, 143,056.01 and 73,212.18 is: 109,303.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,819.85 : 143,056.01 = 73,212.18 : x
  2. Step 2: Convert to fraction form
    95,819.85/143,056.01 = 73,212.18/x
  3. Step 3: Cross multiply
    95,819.85x = 143,056.01 × 73,212.18
  4. Step 4: Simplify right side
    95,819.85x = 10,473,441,988.14
  5. Step 5: Solve for x
    x = 10,473,441,988.14/95,819.85
  6. Step 6: Final answer
    x = 109,303.47

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.