Home / 53,211.32-79,763.07-34,503.22

Finding the Fourth Proportional to 53,211.32, 79,763.07 and 34,503.22

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Solution

The fourth proportional to 53,211.32, 79,763.07 and 34,503.22 is: 51,719.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,211.32 : 79,763.07 = 34,503.22 : x
  2. Step 2: Convert to fraction form
    53,211.32/79,763.07 = 34,503.22/x
  3. Step 3: Cross multiply
    53,211.32x = 79,763.07 × 34,503.22
  4. Step 4: Simplify right side
    53,211.32x = 2,752,082,682.06
  5. Step 5: Solve for x
    x = 2,752,082,682.06/53,211.32
  6. Step 6: Final answer
    x = 51,719.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.