Home / 65,244.83-90,081.23-50,110.45

Finding the Fourth Proportional to 65,244.83, 90,081.23 and 50,110.45

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Solution

The fourth proportional to 65,244.83, 90,081.23 and 50,110.45 is: 69,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,244.83 : 90,081.23 = 50,110.45 : x
  2. Step 2: Convert to fraction form
    65,244.83/90,081.23 = 50,110.45/x
  3. Step 3: Cross multiply
    65,244.83x = 90,081.23 × 50,110.45
  4. Step 4: Simplify right side
    65,244.83x = 4,514,010,496.10
  5. Step 5: Solve for x
    x = 4,514,010,496.10/65,244.83
  6. Step 6: Final answer
    x = 69,185.72

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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.