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Finding the Fourth Proportional to 75,316.88, 112,976.19 and 22,726.82

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Solution

The fourth proportional to 75,316.88, 112,976.19 and 22,726.82 is: 34,090.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,316.88 : 112,976.19 = 22,726.82 : x
  2. Step 2: Convert to fraction form
    75,316.88/112,976.19 = 22,726.82/x
  3. Step 3: Cross multiply
    75,316.88x = 112,976.19 × 22,726.82
  4. Step 4: Simplify right side
    75,316.88x = 2,567,589,534.42
  5. Step 5: Solve for x
    x = 2,567,589,534.42/75,316.88
  6. Step 6: Final answer
    x = 34,090.49

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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.