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Finding the Fourth Proportional to 246,199.69, 369,349.22 and 77,746.33

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Solution

The fourth proportional to 246,199.69, 369,349.22 and 77,746.33 is: 116,635.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,199.69 : 369,349.22 = 77,746.33 : x
  2. Step 2: Convert to fraction form
    246,199.69/369,349.22 = 77,746.33/x
  3. Step 3: Cross multiply
    246,199.69x = 369,349.22 × 77,746.33
  4. Step 4: Simplify right side
    246,199.69x = 28,715,545,954.63
  5. Step 5: Solve for x
    x = 28,715,545,954.63/246,199.69
  6. Step 6: Final answer
    x = 116,635.18

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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.