Home / 65,301.08-97,988.52-27,857.61

Finding the Fourth Proportional to 65,301.08, 97,988.52 and 27,857.61

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Solution

The fourth proportional to 65,301.08, 97,988.52 and 27,857.61 is: 41,802.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,301.08 : 97,988.52 = 27,857.61 : x
  2. Step 2: Convert to fraction form
    65,301.08/97,988.52 = 27,857.61/x
  3. Step 3: Cross multiply
    65,301.08x = 97,988.52 × 27,857.61
  4. Step 4: Simplify right side
    65,301.08x = 2,729,725,974.64
  5. Step 5: Solve for x
    x = 2,729,725,974.64/65,301.08
  6. Step 6: Final answer
    x = 41,802.16

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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.