Home / 64,279.16-96,418.74-22,171.31

Finding the Fourth Proportional to 64,279.16, 96,418.74 and 22,171.31

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Solution

The fourth proportional to 64,279.16, 96,418.74 and 22,171.31 is: 33,256.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,279.16 : 96,418.74 = 22,171.31 : x
  2. Step 2: Convert to fraction form
    64,279.16/96,418.74 = 22,171.31/x
  3. Step 3: Cross multiply
    64,279.16x = 96,418.74 × 22,171.31
  4. Step 4: Simplify right side
    64,279.16x = 2,137,729,292.26
  5. Step 5: Solve for x
    x = 2,137,729,292.26/64,279.16
  6. Step 6: Final answer
    x = 33,256.96

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1.5x scale

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.