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Finding the Fourth Proportional to 79,754.07, 110,063.10 and 45,768.77

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Solution

The fourth proportional to 79,754.07, 110,063.10 and 45,768.77 is: 63,162.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,754.07 : 110,063.10 = 45,768.77 : x
  2. Step 2: Convert to fraction form
    79,754.07/110,063.10 = 45,768.77/x
  3. Step 3: Cross multiply
    79,754.07x = 110,063.10 × 45,768.77
  4. Step 4: Simplify right side
    79,754.07x = 5,037,452,709.39
  5. Step 5: Solve for x
    x = 5,037,452,709.39/79,754.07
  6. Step 6: Final answer
    x = 63,162.33

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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.