Home / 240,516.56-331,899.03-133,081.20

Finding the Fourth Proportional to 240,516.56, 331,899.03 and 133,081.20

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Solution

The fourth proportional to 240,516.56, 331,899.03 and 133,081.20 is: 183,644.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,516.56 : 331,899.03 = 133,081.20 : x
  2. Step 2: Convert to fraction form
    240,516.56/331,899.03 = 133,081.20/x
  3. Step 3: Cross multiply
    240,516.56x = 331,899.03 × 133,081.20
  4. Step 4: Simplify right side
    240,516.56x = 44,169,521,191.24
  5. Step 5: Solve for x
    x = 44,169,521,191.24/240,516.56
  6. Step 6: Final answer
    x = 183,644.41

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1.5x scale

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.