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Finding the Fourth Proportional to 179,369.70, 247,547.66 and 133,968.87

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Solution

The fourth proportional to 179,369.70, 247,547.66 and 133,968.87 is: 184,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,369.70 : 247,547.66 = 133,968.87 : x
  2. Step 2: Convert to fraction form
    179,369.70/247,547.66 = 133,968.87/x
  3. Step 3: Cross multiply
    179,369.70x = 247,547.66 × 133,968.87
  4. Step 4: Simplify right side
    179,369.70x = 33,163,679,611.50
  5. Step 5: Solve for x
    x = 33,163,679,611.50/179,369.70
  6. Step 6: Final answer
    x = 184,890.09

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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.