Home / 165,019.00-247,488.86-76,187.15

Finding the Fourth Proportional to 165,019.00, 247,488.86 and 76,187.15

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Solution

The fourth proportional to 165,019.00, 247,488.86 and 76,187.15 is: 114,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,019.00 : 247,488.86 = 76,187.15 : x
  2. Step 2: Convert to fraction form
    165,019.00/247,488.86 = 76,187.15/x
  3. Step 3: Cross multiply
    165,019.00x = 247,488.86 × 76,187.15
  4. Step 4: Simplify right side
    165,019.00x = 18,855,471,709.34
  5. Step 5: Solve for x
    x = 18,855,471,709.34/165,019.00
  6. Step 6: Final answer
    x = 114,262.43

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1.5x scale

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.