Home / 65,537.03-98,292.99-21,153.08

Finding the Fourth Proportional to 65,537.03, 98,292.99 and 21,153.08

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Solution

The fourth proportional to 65,537.03, 98,292.99 and 21,153.08 is: 31,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,537.03 : 98,292.99 = 21,153.08 : x
  2. Step 2: Convert to fraction form
    65,537.03/98,292.99 = 21,153.08/x
  3. Step 3: Cross multiply
    65,537.03x = 98,292.99 × 21,153.08
  4. Step 4: Simplify right side
    65,537.03x = 2,079,199,480.91
  5. Step 5: Solve for x
    x = 2,079,199,480.91/65,537.03
  6. Step 6: Final answer
    x = 31,725.57

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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.