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Finding the Fourth Proportional to 79,774.88, 110,088.86 and 43,476.28

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Solution

The fourth proportional to 79,774.88, 110,088.86 and 43,476.28 is: 59,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,774.88 : 110,088.86 = 43,476.28 : x
  2. Step 2: Convert to fraction form
    79,774.88/110,088.86 = 43,476.28/x
  3. Step 3: Cross multiply
    79,774.88x = 110,088.86 × 43,476.28
  4. Step 4: Simplify right side
    79,774.88x = 4,786,253,609.64
  5. Step 5: Solve for x
    x = 4,786,253,609.64/79,774.88
  6. Step 6: Final answer
    x = 59,997.01

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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.