Home / 95,875.09-143,812.64-29,315.21

Finding the Fourth Proportional to 95,875.09, 143,812.64 and 29,315.21

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Solution

The fourth proportional to 95,875.09, 143,812.64 and 29,315.21 is: 43,972.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,875.09 : 143,812.64 = 29,315.21 : x
  2. Step 2: Convert to fraction form
    95,875.09/143,812.64 = 29,315.21/x
  3. Step 3: Cross multiply
    95,875.09x = 143,812.64 × 29,315.21
  4. Step 4: Simplify right side
    95,875.09x = 4,215,897,742.25
  5. Step 5: Solve for x
    x = 4,215,897,742.25/95,875.09
  6. Step 6: Final answer
    x = 43,972.82

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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.