Home / 266,661.26-368,026.39-151,981.13

Finding the Fourth Proportional to 266,661.26, 368,026.39 and 151,981.13

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Solution

The fourth proportional to 266,661.26, 368,026.39 and 151,981.13 is: 209,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,661.26 : 368,026.39 = 151,981.13 : x
  2. Step 2: Convert to fraction form
    266,661.26/368,026.39 = 151,981.13/x
  3. Step 3: Cross multiply
    266,661.26x = 368,026.39 × 151,981.13
  4. Step 4: Simplify right side
    266,661.26x = 55,933,066,622.02
  5. Step 5: Solve for x
    x = 55,933,066,622.02/266,661.26
  6. Step 6: Final answer
    x = 209,753.25

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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.