Home / 165,319.80-247,997.02-70,560.06

Finding the Fourth Proportional to 165,319.80, 247,997.02 and 70,560.06

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Solution

The fourth proportional to 165,319.80, 247,997.02 and 70,560.06 is: 105,847.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,319.80 : 247,997.02 = 70,560.06 : x
  2. Step 2: Convert to fraction form
    165,319.80/247,997.02 = 70,560.06/x
  3. Step 3: Cross multiply
    165,319.80x = 247,997.02 × 70,560.06
  4. Step 4: Simplify right side
    165,319.80x = 17,498,684,611.02
  5. Step 5: Solve for x
    x = 17,498,684,611.02/165,319.80
  6. Step 6: Final answer
    x = 105,847.48

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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.