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Finding the Fourth Proportional to 88,996.17, 122,814.95 and 49,252.17

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Solution

The fourth proportional to 88,996.17, 122,814.95 and 49,252.17 is: 67,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,996.17 : 122,814.95 = 49,252.17 : x
  2. Step 2: Convert to fraction form
    88,996.17/122,814.95 = 49,252.17/x
  3. Step 3: Cross multiply
    88,996.17x = 122,814.95 × 49,252.17
  4. Step 4: Simplify right side
    88,996.17x = 6,048,902,549.68
  5. Step 5: Solve for x
    x = 6,048,902,549.68/88,996.17
  6. Step 6: Final answer
    x = 67,968.12

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1.5x scale

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.