Home / 65,852.20-98,749.50-19,104.04

Finding the Fourth Proportional to 65,852.20, 98,749.50 and 19,104.04

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Solution

The fourth proportional to 65,852.20, 98,749.50 and 19,104.04 is: 28,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,852.20 : 98,749.50 = 19,104.04 : x
  2. Step 2: Convert to fraction form
    65,852.20/98,749.50 = 19,104.04/x
  3. Step 3: Cross multiply
    65,852.20x = 98,749.50 × 19,104.04
  4. Step 4: Simplify right side
    65,852.20x = 1,886,514,397.98
  5. Step 5: Solve for x
    x = 1,886,514,397.98/65,852.20
  6. Step 6: Final answer
    x = 28,647.70

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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.