Home / 240,211.17-360,331.62-80,301.50

Finding the Fourth Proportional to 240,211.17, 360,331.62 and 80,301.50

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Solution

The fourth proportional to 240,211.17, 360,331.62 and 80,301.50 is: 120,457.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,211.17 : 360,331.62 = 80,301.50 : x
  2. Step 2: Convert to fraction form
    240,211.17/360,331.62 = 80,301.50/x
  3. Step 3: Cross multiply
    240,211.17x = 360,331.62 × 80,301.50
  4. Step 4: Simplify right side
    240,211.17x = 28,935,169,583.43
  5. Step 5: Solve for x
    x = 28,935,169,583.43/240,211.17
  6. Step 6: Final answer
    x = 120,457.22

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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.