Home / 79,484.06-109,694.04-45,503.16

Finding the Fourth Proportional to 79,484.06, 109,694.04 and 45,503.16

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Solution

The fourth proportional to 79,484.06, 109,694.04 and 45,503.16 is: 62,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,484.06 : 109,694.04 = 45,503.16 : x
  2. Step 2: Convert to fraction form
    79,484.06/109,694.04 = 45,503.16/x
  3. Step 3: Cross multiply
    79,484.06x = 109,694.04 × 45,503.16
  4. Step 4: Simplify right side
    79,484.06x = 4,991,425,453.17
  5. Step 5: Solve for x
    x = 4,991,425,453.17/79,484.06
  6. Step 6: Final answer
    x = 62,797.82

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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.