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Finding the Fourth Proportional to 79,878.07, 110,232.12 and 44,068.08

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Solution

The fourth proportional to 79,878.07, 110,232.12 and 44,068.08 is: 60,814.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,878.07 : 110,232.12 = 44,068.08 : x
  2. Step 2: Convert to fraction form
    79,878.07/110,232.12 = 44,068.08/x
  3. Step 3: Cross multiply
    79,878.07x = 110,232.12 × 44,068.08
  4. Step 4: Simplify right side
    79,878.07x = 4,857,717,882.73
  5. Step 5: Solve for x
    x = 4,857,717,882.73/79,878.07
  6. Step 6: Final answer
    x = 60,814.16

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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.