Home / 65,650.08-98,454.45-21,266.55

Finding the Fourth Proportional to 65,650.08, 98,454.45 and 21,266.55

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Solution

The fourth proportional to 65,650.08, 98,454.45 and 21,266.55 is: 31,893.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,650.08 : 98,454.45 = 21,266.55 : x
  2. Step 2: Convert to fraction form
    65,650.08/98,454.45 = 21,266.55/x
  3. Step 3: Cross multiply
    65,650.08x = 98,454.45 × 21,266.55
  4. Step 4: Simplify right side
    65,650.08x = 2,093,786,483.65
  5. Step 5: Solve for x
    x = 2,093,786,483.65/65,650.08
  6. Step 6: Final answer
    x = 31,893.13

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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.