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Finding the Fourth Proportional to 64,422.97, 96,634.44 and 37,809.45

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Solution

The fourth proportional to 64,422.97, 96,634.44 and 37,809.45 is: 56,714.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,422.97 : 96,634.44 = 37,809.45 : x
  2. Step 2: Convert to fraction form
    64,422.97/96,634.44 = 37,809.45/x
  3. Step 3: Cross multiply
    64,422.97x = 96,634.44 × 37,809.45
  4. Step 4: Simplify right side
    64,422.97x = 3,653,695,027.46
  5. Step 5: Solve for x
    x = 3,653,695,027.46/64,422.97
  6. Step 6: Final answer
    x = 56,714.17

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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.