Home / 86,837.82-130,252.68-36,215.94

Finding the Fourth Proportional to 86,837.82, 130,252.68 and 36,215.94

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Solution

The fourth proportional to 86,837.82, 130,252.68 and 36,215.94 is: 54,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,837.82 : 130,252.68 = 36,215.94 : x
  2. Step 2: Convert to fraction form
    86,837.82/130,252.68 = 36,215.94/x
  3. Step 3: Cross multiply
    86,837.82x = 130,252.68 × 36,215.94
  4. Step 4: Simplify right side
    86,837.82x = 4,717,223,243.72
  5. Step 5: Solve for x
    x = 4,717,223,243.72/86,837.82
  6. Step 6: Final answer
    x = 54,322.22

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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.