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Finding the Fourth Proportional to 179,908.66, 248,277.81 and 99,341.29

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Solution

The fourth proportional to 179,908.66, 248,277.81 and 99,341.29 is: 137,093.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,908.66 : 248,277.81 = 99,341.29 : x
  2. Step 2: Convert to fraction form
    179,908.66/248,277.81 = 99,341.29/x
  3. Step 3: Cross multiply
    179,908.66x = 248,277.81 × 99,341.29
  4. Step 4: Simplify right side
    179,908.66x = 24,664,237,923.77
  5. Step 5: Solve for x
    x = 24,664,237,923.77/179,908.66
  6. Step 6: Final answer
    x = 137,093.11

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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.