Home / 266,828.88-368,226.75-145,967.57

Finding the Fourth Proportional to 266,828.88, 368,226.75 and 145,967.57

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Solution

The fourth proportional to 266,828.88, 368,226.75 and 145,967.57 is: 201,436.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,828.88 : 368,226.75 = 145,967.57 : x
  2. Step 2: Convert to fraction form
    266,828.88/368,226.75 = 145,967.57/x
  3. Step 3: Cross multiply
    266,828.88x = 368,226.75 × 145,967.57
  4. Step 4: Simplify right side
    266,828.88x = 53,749,163,364.84
  5. Step 5: Solve for x
    x = 53,749,163,364.84/266,828.88
  6. Step 6: Final answer
    x = 201,436.83

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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.