Home / 165,948.70-229,029.78-101,404.66

Finding the Fourth Proportional to 165,948.70, 229,029.78 and 101,404.66

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Solution

The fourth proportional to 165,948.70, 229,029.78 and 101,404.66 is: 139,951.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,948.70 : 229,029.78 = 101,404.66 : x
  2. Step 2: Convert to fraction form
    165,948.70/229,029.78 = 101,404.66/x
  3. Step 3: Cross multiply
    165,948.70x = 229,029.78 × 101,404.66
  4. Step 4: Simplify right side
    165,948.70x = 23,224,686,970.77
  5. Step 5: Solve for x
    x = 23,224,686,970.77/165,948.70
  6. Step 6: Final answer
    x = 139,951.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.