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Finding the Fourth Proportional to 160,716.84, 241,184.18 and 65,964.12

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Solution

The fourth proportional to 160,716.84, 241,184.18 and 65,964.12 is: 98,990.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,716.84 : 241,184.18 = 65,964.12 : x
  2. Step 2: Convert to fraction form
    160,716.84/241,184.18 = 65,964.12/x
  3. Step 3: Cross multiply
    160,716.84x = 241,184.18 × 65,964.12
  4. Step 4: Simplify right side
    160,716.84x = 15,909,502,191.62
  5. Step 5: Solve for x
    x = 15,909,502,191.62/160,716.84
  6. Step 6: Final answer
    x = 98,990.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.