Home / 165,731.40-248,532.30-60,496.20

Finding the Fourth Proportional to 165,731.40, 248,532.30 and 60,496.20

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Solution

The fourth proportional to 165,731.40, 248,532.30 and 60,496.20 is: 90,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,731.40 : 248,532.30 = 60,496.20 : x
  2. Step 2: Convert to fraction form
    165,731.40/248,532.30 = 60,496.20/x
  3. Step 3: Cross multiply
    165,731.40x = 248,532.30 × 60,496.20
  4. Step 4: Simplify right side
    165,731.40x = 15,035,259,727.26
  5. Step 5: Solve for x
    x = 15,035,259,727.26/165,731.40
  6. Step 6: Final answer
    x = 90,720.65

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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.