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Finding the Fourth Proportional to 94,222.68, 141,332 and 27,661.32

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Solution

The fourth proportional to 94,222.68, 141,332 and 27,661.32 is: 41,491.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,222.68 : 141,332 = 27,661.32 : x
  2. Step 2: Convert to fraction form
    94,222.68/141,332 = 27,661.32/x
  3. Step 3: Cross multiply
    94,222.68x = 141,332 × 27,661.32
  4. Step 4: Simplify right side
    94,222.68x = 3,909,429,678.24
  5. Step 5: Solve for x
    x = 3,909,429,678.24/94,222.68
  6. Step 6: Final answer
    x = 41,491.39

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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.