Home / 95,777.68-143,666.78-95,639.28

Finding the Fourth Proportional to 95,777.68, 143,666.78 and 95,639.28

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Solution

The fourth proportional to 95,777.68, 143,666.78 and 95,639.28 is: 143,459.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,777.68 : 143,666.78 = 95,639.28 : x
  2. Step 2: Convert to fraction form
    95,777.68/143,666.78 = 95,639.28/x
  3. Step 3: Cross multiply
    95,777.68x = 143,666.78 × 95,639.28
  4. Step 4: Simplify right side
    95,777.68x = 13,740,187,399.12
  5. Step 5: Solve for x
    x = 13,740,187,399.12/95,777.68
  6. Step 6: Final answer
    x = 143,459.18

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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.