Home / 165,380.58-247,758.69-97,710.69

Finding the Fourth Proportional to 165,380.58, 247,758.69 and 97,710.69

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Solution

The fourth proportional to 165,380.58, 247,758.69 and 97,710.69 is: 146,381.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,380.58 : 247,758.69 = 97,710.69 : x
  2. Step 2: Convert to fraction form
    165,380.58/247,758.69 = 97,710.69/x
  3. Step 3: Cross multiply
    165,380.58x = 247,758.69 × 97,710.69
  4. Step 4: Simplify right side
    165,380.58x = 24,208,672,553.40
  5. Step 5: Solve for x
    x = 24,208,672,553.40/165,380.58
  6. Step 6: Final answer
    x = 146,381.59

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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.