Home / 79,582.04-109,790.82-45,119.51

Finding the Fourth Proportional to 79,582.04, 109,790.82 and 45,119.51

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Solution

The fourth proportional to 79,582.04, 109,790.82 and 45,119.51 is: 62,246.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,582.04 : 109,790.82 = 45,119.51 : x
  2. Step 2: Convert to fraction form
    79,582.04/109,790.82 = 45,119.51/x
  3. Step 3: Cross multiply
    79,582.04x = 109,790.82 × 45,119.51
  4. Step 4: Simplify right side
    79,582.04x = 4,953,707,891.15
  5. Step 5: Solve for x
    x = 4,953,707,891.15/79,582.04
  6. Step 6: Final answer
    x = 62,246.56

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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.