Home / 95,820.14-143,805.54-66,444.68

Finding the Fourth Proportional to 95,820.14, 143,805.54 and 66,444.68

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Solution

The fourth proportional to 95,820.14, 143,805.54 and 66,444.68 is: 99,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,820.14 : 143,805.54 = 66,444.68 : x
  2. Step 2: Convert to fraction form
    95,820.14/143,805.54 = 66,444.68/x
  3. Step 3: Cross multiply
    95,820.14x = 143,805.54 × 66,444.68
  4. Step 4: Simplify right side
    95,820.14x = 9,555,113,087.53
  5. Step 5: Solve for x
    x = 9,555,113,087.53/95,820.14
  6. Step 6: Final answer
    x = 99,719.26

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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.