Home / 56,909.97-85,365.14-19,497.06

Finding the Fourth Proportional to 56,909.97, 85,365.14 and 19,497.06

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Solution

The fourth proportional to 56,909.97, 85,365.14 and 19,497.06 is: 29,245.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,909.97 : 85,365.14 = 19,497.06 : x
  2. Step 2: Convert to fraction form
    56,909.97/85,365.14 = 19,497.06/x
  3. Step 3: Cross multiply
    56,909.97x = 85,365.14 × 19,497.06
  4. Step 4: Simplify right side
    56,909.97x = 1,664,369,159.00
  5. Step 5: Solve for x
    x = 1,664,369,159.00/56,909.97
  6. Step 6: Final answer
    x = 29,245.65

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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.