Home / 56,120.56-84,194.22-21,060.52

Finding the Fourth Proportional to 56,120.56, 84,194.22 and 21,060.52

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Solution

The fourth proportional to 56,120.56, 84,194.22 and 21,060.52 is: 31,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,120.56 : 84,194.22 = 21,060.52 : x
  2. Step 2: Convert to fraction form
    56,120.56/84,194.22 = 21,060.52/x
  3. Step 3: Cross multiply
    56,120.56x = 84,194.22 × 21,060.52
  4. Step 4: Simplify right side
    56,120.56x = 1,773,174,054.19
  5. Step 5: Solve for x
    x = 1,773,174,054.19/56,120.56
  6. Step 6: Final answer
    x = 31,595.80

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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.