Home / 51,016.79-76,397.91-32,240.18

Finding the Fourth Proportional to 51,016.79, 76,397.91 and 32,240.18

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Solution

The fourth proportional to 51,016.79, 76,397.91 and 32,240.18 is: 48,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,016.79 : 76,397.91 = 32,240.18 : x
  2. Step 2: Convert to fraction form
    51,016.79/76,397.91 = 32,240.18/x
  3. Step 3: Cross multiply
    51,016.79x = 76,397.91 × 32,240.18
  4. Step 4: Simplify right side
    51,016.79x = 2,463,081,988.03
  5. Step 5: Solve for x
    x = 2,463,081,988.03/51,016.79
  6. Step 6: Final answer
    x = 48,279.84

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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.