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Finding the Fourth Proportional to 266,163, 367,282.88 and 151,411.12

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Solution

The fourth proportional to 266,163, 367,282.88 and 151,411.12 is: 208,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,163 : 367,282.88 = 151,411.12 : x
  2. Step 2: Convert to fraction form
    266,163/367,282.88 = 151,411.12/x
  3. Step 3: Cross multiply
    266,163x = 367,282.88 × 151,411.12
  4. Step 4: Simplify right side
    266,163x = 55,610,712,217.63
  5. Step 5: Solve for x
    x = 55,610,712,217.63/266,163
  6. Step 6: Final answer
    x = 208,934.80

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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.