Home / 165,963.20-248,827.19-91,118.57

Finding the Fourth Proportional to 165,963.20, 248,827.19 and 91,118.57

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Solution

The fourth proportional to 165,963.20, 248,827.19 and 91,118.57 is: 136,613.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,963.20 : 248,827.19 = 91,118.57 : x
  2. Step 2: Convert to fraction form
    165,963.20/248,827.19 = 91,118.57/x
  3. Step 3: Cross multiply
    165,963.20x = 248,827.19 × 91,118.57
  4. Step 4: Simplify right side
    165,963.20x = 22,672,776,030.19
  5. Step 5: Solve for x
    x = 22,672,776,030.19/165,963.20
  6. Step 6: Final answer
    x = 136,613.28

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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.