Home / 266,426.45-367,664.15-145,565.13

Finding the Fourth Proportional to 266,426.45, 367,664.15 and 145,565.13

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Solution

The fourth proportional to 266,426.45, 367,664.15 and 145,565.13 is: 200,877.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,426.45 : 367,664.15 = 145,565.13 : x
  2. Step 2: Convert to fraction form
    266,426.45/367,664.15 = 145,565.13/x
  3. Step 3: Cross multiply
    266,426.45x = 367,664.15 × 145,565.13
  4. Step 4: Simplify right side
    266,426.45x = 53,519,079,063.26
  5. Step 5: Solve for x
    x = 53,519,079,063.26/266,426.45
  6. Step 6: Final answer
    x = 200,877.50

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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.