Home / 266,591.25-367,895.84-145,733.04

Finding the Fourth Proportional to 266,591.25, 367,895.84 and 145,733.04

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Solution

The fourth proportional to 266,591.25, 367,895.84 and 145,733.04 is: 201,111.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,591.25 : 367,895.84 = 145,733.04 : x
  2. Step 2: Convert to fraction form
    266,591.25/367,895.84 = 145,733.04/x
  3. Step 3: Cross multiply
    266,591.25x = 367,895.84 × 145,733.04
  4. Step 4: Simplify right side
    266,591.25x = 53,614,578,437.89
  5. Step 5: Solve for x
    x = 53,614,578,437.89/266,591.25
  6. Step 6: Final answer
    x = 201,111.55

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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.