Home / 165,810.10-248,812.35-60,639.70

Finding the Fourth Proportional to 165,810.10, 248,812.35 and 60,639.70

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Solution

The fourth proportional to 165,810.10, 248,812.35 and 60,639.70 is: 90,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,810.10 : 248,812.35 = 60,639.70 : x
  2. Step 2: Convert to fraction form
    165,810.10/248,812.35 = 60,639.70/x
  3. Step 3: Cross multiply
    165,810.10x = 248,812.35 × 60,639.70
  4. Step 4: Simplify right side
    165,810.10x = 15,087,906,260.30
  5. Step 5: Solve for x
    x = 15,087,906,260.30/165,810.10
  6. Step 6: Final answer
    x = 90,995.10

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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.