Home / 65,853.10-90,876.36-37,559.26

Finding the Fourth Proportional to 65,853.10, 90,876.36 and 37,559.26

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Solution

The fourth proportional to 65,853.10, 90,876.36 and 37,559.26 is: 51,831.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,853.10 : 90,876.36 = 37,559.26 : x
  2. Step 2: Convert to fraction form
    65,853.10/90,876.36 = 37,559.26/x
  3. Step 3: Cross multiply
    65,853.10x = 90,876.36 × 37,559.26
  4. Step 4: Simplify right side
    65,853.10x = 3,413,248,833.09
  5. Step 5: Solve for x
    x = 3,413,248,833.09/65,853.10
  6. Step 6: Final answer
    x = 51,831.26

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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.