Home / 165,214.10-248,015.55-164,047.70

Finding the Fourth Proportional to 165,214.10, 248,015.55 and 164,047.70

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Solution

The fourth proportional to 165,214.10, 248,015.55 and 164,047.70 is: 246,264.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,214.10 : 248,015.55 = 164,047.70 : x
  2. Step 2: Convert to fraction form
    165,214.10/248,015.55 = 164,047.70/x
  3. Step 3: Cross multiply
    165,214.10x = 248,015.55 × 164,047.70
  4. Step 4: Simplify right side
    165,214.10x = 40,686,380,541.74
  5. Step 5: Solve for x
    x = 40,686,380,541.74/165,214.10
  6. Step 6: Final answer
    x = 246,264.58

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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.