Home / 165,305.03-247,812.10-65,535.35

Finding the Fourth Proportional to 165,305.03, 247,812.10 and 65,535.35

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Solution

The fourth proportional to 165,305.03, 247,812.10 and 65,535.35 is: 98,245.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,305.03 : 247,812.10 = 65,535.35 : x
  2. Step 2: Convert to fraction form
    165,305.03/247,812.10 = 65,535.35/x
  3. Step 3: Cross multiply
    165,305.03x = 247,812.10 × 65,535.35
  4. Step 4: Simplify right side
    165,305.03x = 16,240,452,707.74
  5. Step 5: Solve for x
    x = 16,240,452,707.74/165,305.03
  6. Step 6: Final answer
    x = 98,245.36

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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.