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Finding the Fourth Proportional to 79,868.61, 110,224.13 and 46,334.61

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Solution

The fourth proportional to 79,868.61, 110,224.13 and 46,334.61 is: 63,944.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,868.61 : 110,224.13 = 46,334.61 : x
  2. Step 2: Convert to fraction form
    79,868.61/110,224.13 = 46,334.61/x
  3. Step 3: Cross multiply
    79,868.61x = 110,224.13 × 46,334.61
  4. Step 4: Simplify right side
    79,868.61x = 5,107,191,844.47
  5. Step 5: Solve for x
    x = 5,107,191,844.47/79,868.61
  6. Step 6: Final answer
    x = 63,944.92

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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.