Home / 86,536.46-129,811.98-27,370.82

Finding the Fourth Proportional to 86,536.46, 129,811.98 and 27,370.82

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Solution

The fourth proportional to 86,536.46, 129,811.98 and 27,370.82 is: 41,058.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,536.46 : 129,811.98 = 27,370.82 : x
  2. Step 2: Convert to fraction form
    86,536.46/129,811.98 = 27,370.82/x
  3. Step 3: Cross multiply
    86,536.46x = 129,811.98 × 27,370.82
  4. Step 4: Simplify right side
    86,536.46x = 3,553,060,338.42
  5. Step 5: Solve for x
    x = 3,553,060,338.42/86,536.46
  6. Step 6: Final answer
    x = 41,058.54

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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.