Home / 165,990.15-229,051.02-94,356.18

Finding the Fourth Proportional to 165,990.15, 229,051.02 and 94,356.18

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Solution

The fourth proportional to 165,990.15, 229,051.02 and 94,356.18 is: 130,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,990.15 : 229,051.02 = 94,356.18 : x
  2. Step 2: Convert to fraction form
    165,990.15/229,051.02 = 94,356.18/x
  3. Step 3: Cross multiply
    165,990.15x = 229,051.02 × 94,356.18
  4. Step 4: Simplify right side
    165,990.15x = 21,612,379,272.30
  5. Step 5: Solve for x
    x = 21,612,379,272.30/165,990.15
  6. Step 6: Final answer
    x = 130,202.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.