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Finding the Fourth Proportional to 56,194.93, 84,304.95 and 21,134.89

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Solution

The fourth proportional to 56,194.93, 84,304.95 and 21,134.89 is: 31,707.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,194.93 : 84,304.95 = 21,134.89 : x
  2. Step 2: Convert to fraction form
    56,194.93/84,304.95 = 21,134.89/x
  3. Step 3: Cross multiply
    56,194.93x = 84,304.95 × 21,134.89
  4. Step 4: Simplify right side
    56,194.93x = 1,781,775,844.71
  5. Step 5: Solve for x
    x = 1,781,775,844.71/56,194.93
  6. Step 6: Final answer
    x = 31,707.06

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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.