Home / 95,426.82-143,189.43-39,308.40

Finding the Fourth Proportional to 95,426.82, 143,189.43 and 39,308.40

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Solution

The fourth proportional to 95,426.82, 143,189.43 and 39,308.40 is: 58,982.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,426.82 : 143,189.43 = 39,308.40 : x
  2. Step 2: Convert to fraction form
    95,426.82/143,189.43 = 39,308.40/x
  3. Step 3: Cross multiply
    95,426.82x = 143,189.43 × 39,308.40
  4. Step 4: Simplify right side
    95,426.82x = 5,628,547,390.21
  5. Step 5: Solve for x
    x = 5,628,547,390.21/95,426.82
  6. Step 6: Final answer
    x = 58,982.87

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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.