Home / 65,540.26-90,460.50-46,400.14

Finding the Fourth Proportional to 65,540.26, 90,460.50 and 46,400.14

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Solution

The fourth proportional to 65,540.26, 90,460.50 and 46,400.14 is: 64,042.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,540.26 : 90,460.50 = 46,400.14 : x
  2. Step 2: Convert to fraction form
    65,540.26/90,460.50 = 46,400.14/x
  3. Step 3: Cross multiply
    65,540.26x = 90,460.50 × 46,400.14
  4. Step 4: Simplify right side
    65,540.26x = 4,197,379,864.47
  5. Step 5: Solve for x
    x = 4,197,379,864.47/65,540.26
  6. Step 6: Final answer
    x = 64,042.77

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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.