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Finding the Fourth Proportional to 266,493.40, 367,642.76 and 159,000.93

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Solution

The fourth proportional to 266,493.40, 367,642.76 and 159,000.93 is: 219,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,493.40 : 367,642.76 = 159,000.93 : x
  2. Step 2: Convert to fraction form
    266,493.40/367,642.76 = 159,000.93/x
  3. Step 3: Cross multiply
    266,493.40x = 367,642.76 × 159,000.93
  4. Step 4: Simplify right side
    266,493.40x = 58,455,540,747.77
  5. Step 5: Solve for x
    x = 58,455,540,747.77/266,493.40
  6. Step 6: Final answer
    x = 219,350.80

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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.