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Finding the Fourth Proportional to 246,894.69, 340,715.15 and 133,717.47

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Solution

The fourth proportional to 246,894.69, 340,715.15 and 133,717.47 is: 184,530.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,894.69 : 340,715.15 = 133,717.47 : x
  2. Step 2: Convert to fraction form
    246,894.69/340,715.15 = 133,717.47/x
  3. Step 3: Cross multiply
    246,894.69x = 340,715.15 × 133,717.47
  4. Step 4: Simplify right side
    246,894.69x = 45,559,567,180.08
  5. Step 5: Solve for x
    x = 45,559,567,180.08/246,894.69
  6. Step 6: Final answer
    x = 184,530.36

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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.