Home / 198,502.66-273,966.33-144,964.90

Finding the Fourth Proportional to 198,502.66, 273,966.33 and 144,964.90

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Solution

The fourth proportional to 198,502.66, 273,966.33 and 144,964.90 is: 200,075.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,502.66 : 273,966.33 = 144,964.90 : x
  2. Step 2: Convert to fraction form
    198,502.66/273,966.33 = 144,964.90/x
  3. Step 3: Cross multiply
    198,502.66x = 273,966.33 × 144,964.90
  4. Step 4: Simplify right side
    198,502.66x = 39,715,501,631.82
  5. Step 5: Solve for x
    x = 39,715,501,631.82/198,502.66
  6. Step 6: Final answer
    x = 200,075.41

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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.