Home / 119,866.24-165,415.22-66,151.24

Finding the Fourth Proportional to 119,866.24, 165,415.22 and 66,151.24

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Solution

The fourth proportional to 119,866.24, 165,415.22 and 66,151.24 is: 91,288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,866.24 : 165,415.22 = 66,151.24 : x
  2. Step 2: Convert to fraction form
    119,866.24/165,415.22 = 66,151.24/x
  3. Step 3: Cross multiply
    119,866.24x = 165,415.22 × 66,151.24
  4. Step 4: Simplify right side
    119,866.24x = 10,942,421,917.87
  5. Step 5: Solve for x
    x = 10,942,421,917.87/119,866.24
  6. Step 6: Final answer
    x = 91,288.61

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1.5x scale

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.