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Finding the Fourth Proportional to 308,047.96, 462,115.72 and 94,833.66

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Solution

The fourth proportional to 308,047.96, 462,115.72 and 94,833.66 is: 142,263.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,047.96 : 462,115.72 = 94,833.66 : x
  2. Step 2: Convert to fraction form
    308,047.96/462,115.72 = 94,833.66/x
  3. Step 3: Cross multiply
    308,047.96x = 462,115.72 × 94,833.66
  4. Step 4: Simplify right side
    308,047.96x = 43,824,125,071.14
  5. Step 5: Solve for x
    x = 43,824,125,071.14/308,047.96
  6. Step 6: Final answer
    x = 142,263.97

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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.