Home / 95,782.40-143,688.72-29,207.28

Finding the Fourth Proportional to 95,782.40, 143,688.72 and 29,207.28

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Solution

The fourth proportional to 95,782.40, 143,688.72 and 29,207.28 is: 43,815.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,782.40 : 143,688.72 = 29,207.28 : x
  2. Step 2: Convert to fraction form
    95,782.40/143,688.72 = 29,207.28/x
  3. Step 3: Cross multiply
    95,782.40x = 143,688.72 × 29,207.28
  4. Step 4: Simplify right side
    95,782.40x = 4,196,756,677.88
  5. Step 5: Solve for x
    x = 4,196,756,677.88/95,782.40
  6. Step 6: Final answer
    x = 43,815.53

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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.