Home / 56,131.07-84,123.70-22,812.36

Finding the Fourth Proportional to 56,131.07, 84,123.70 and 22,812.36

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Solution

The fourth proportional to 56,131.07, 84,123.70 and 22,812.36 is: 34,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,131.07 : 84,123.70 = 22,812.36 : x
  2. Step 2: Convert to fraction form
    56,131.07/84,123.70 = 22,812.36/x
  3. Step 3: Cross multiply
    56,131.07x = 84,123.70 × 22,812.36
  4. Step 4: Simplify right side
    56,131.07x = 1,919,059,594.25
  5. Step 5: Solve for x
    x = 1,919,059,594.25/56,131.07
  6. Step 6: Final answer
    x = 34,188.90

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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.