Home / 95,966.40-143,933.28-43,363.68

Finding the Fourth Proportional to 95,966.40, 143,933.28 and 43,363.68

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Solution

The fourth proportional to 95,966.40, 143,933.28 and 43,363.68 is: 65,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,966.40 : 143,933.28 = 43,363.68 : x
  2. Step 2: Convert to fraction form
    95,966.40/143,933.28 = 43,363.68/x
  3. Step 3: Cross multiply
    95,966.40x = 143,933.28 × 43,363.68
  4. Step 4: Simplify right side
    95,966.40x = 6,241,476,695.27
  5. Step 5: Solve for x
    x = 6,241,476,695.27/95,966.40
  6. Step 6: Final answer
    x = 65,038.15

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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.