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Finding the Fourth Proportional to 114,892.88, 158,552.17 and 67,186.31

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Solution

The fourth proportional to 114,892.88, 158,552.17 and 67,186.31 is: 92,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,892.88 : 158,552.17 = 67,186.31 : x
  2. Step 2: Convert to fraction form
    114,892.88/158,552.17 = 67,186.31/x
  3. Step 3: Cross multiply
    114,892.88x = 158,552.17 × 67,186.31
  4. Step 4: Simplify right side
    114,892.88x = 10,652,534,284.07
  5. Step 5: Solve for x
    x = 10,652,534,284.07/114,892.88
  6. Step 6: Final answer
    x = 92,717.10

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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.