Home / 67,443.44-101,279.97-64,622.21

Finding the Fourth Proportional to 67,443.44, 101,279.97 and 64,622.21

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Solution

The fourth proportional to 67,443.44, 101,279.97 and 64,622.21 is: 97,043.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,443.44 : 101,279.97 = 64,622.21 : x
  2. Step 2: Convert to fraction form
    67,443.44/101,279.97 = 64,622.21/x
  3. Step 3: Cross multiply
    67,443.44x = 101,279.97 × 64,622.21
  4. Step 4: Simplify right side
    67,443.44x = 6,544,935,490.13
  5. Step 5: Solve for x
    x = 6,544,935,490.13/67,443.44
  6. Step 6: Final answer
    x = 97,043.32

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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.