Home / 165,965.10-248,291.55-144,022.20

Finding the Fourth Proportional to 165,965.10, 248,291.55 and 144,022.20

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Solution

The fourth proportional to 165,965.10, 248,291.55 and 144,022.20 is: 215,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,965.10 : 248,291.55 = 144,022.20 : x
  2. Step 2: Convert to fraction form
    165,965.10/248,291.55 = 144,022.20/x
  3. Step 3: Cross multiply
    165,965.10x = 248,291.55 × 144,022.20
  4. Step 4: Simplify right side
    165,965.10x = 35,759,495,272.41
  5. Step 5: Solve for x
    x = 35,759,495,272.41/165,965.10
  6. Step 6: Final answer
    x = 215,463.95

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1.5x scale

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.