Home / 79,582.71-109,839.74-45,613.97

Finding the Fourth Proportional to 79,582.71, 109,839.74 and 45,613.97

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Solution

The fourth proportional to 79,582.71, 109,839.74 and 45,613.97 is: 62,956.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,582.71 : 109,839.74 = 45,613.97 : x
  2. Step 2: Convert to fraction form
    79,582.71/109,839.74 = 45,613.97/x
  3. Step 3: Cross multiply
    79,582.71x = 109,839.74 × 45,613.97
  4. Step 4: Simplify right side
    79,582.71x = 5,010,226,406.06
  5. Step 5: Solve for x
    x = 5,010,226,406.06/79,582.71
  6. Step 6: Final answer
    x = 62,956.22

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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.