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Finding the Fourth Proportional to 179,458.65, 247,663.81 and 98,886.08

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Solution

The fourth proportional to 179,458.65, 247,663.81 and 98,886.08 is: 136,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,458.65 : 247,663.81 = 98,886.08 : x
  2. Step 2: Convert to fraction form
    179,458.65/247,663.81 = 98,886.08/x
  3. Step 3: Cross multiply
    179,458.65x = 247,663.81 × 98,886.08
  4. Step 4: Simplify right side
    179,458.65x = 24,490,504,071.53
  5. Step 5: Solve for x
    x = 24,490,504,071.53/179,458.65
  6. Step 6: Final answer
    x = 136,468.79

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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.