Home / 95,850.07-143,677.70-39,720.71

Finding the Fourth Proportional to 95,850.07, 143,677.70 and 39,720.71

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Solution

The fourth proportional to 95,850.07, 143,677.70 and 39,720.71 is: 59,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,850.07 : 143,677.70 = 39,720.71 : x
  2. Step 2: Convert to fraction form
    95,850.07/143,677.70 = 39,720.71/x
  3. Step 3: Cross multiply
    95,850.07x = 143,677.70 × 39,720.71
  4. Step 4: Simplify right side
    95,850.07x = 5,706,980,056.56
  5. Step 5: Solve for x
    x = 5,706,980,056.56/95,850.07
  6. Step 6: Final answer
    x = 59,540.70

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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.