Home / 220,021.82-329,681.18-141,070.58

Finding the Fourth Proportional to 220,021.82, 329,681.18 and 141,070.58

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Solution

The fourth proportional to 220,021.82, 329,681.18 and 141,070.58 is: 211,380.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,021.82 : 329,681.18 = 141,070.58 : x
  2. Step 2: Convert to fraction form
    220,021.82/329,681.18 = 141,070.58/x
  3. Step 3: Cross multiply
    220,021.82x = 329,681.18 × 141,070.58
  4. Step 4: Simplify right side
    220,021.82x = 46,508,312,923.93
  5. Step 5: Solve for x
    x = 46,508,312,923.93/220,021.82
  6. Step 6: Final answer
    x = 211,380.46

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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.