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Finding the Fourth Proportional to 266,203.41, 367,392.95 and 151,509.97

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Solution

The fourth proportional to 266,203.41, 367,392.95 and 151,509.97 is: 209,102.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,203.41 : 367,392.95 = 151,509.97 : x
  2. Step 2: Convert to fraction form
    266,203.41/367,392.95 = 151,509.97/x
  3. Step 3: Cross multiply
    266,203.41x = 367,392.95 × 151,509.97
  4. Step 4: Simplify right side
    266,203.41x = 55,663,694,832.71
  5. Step 5: Solve for x
    x = 55,663,694,832.71/266,203.41
  6. Step 6: Final answer
    x = 209,102.11

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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.