Home / 161,029.82-222,068.04-117,382.70

Finding the Fourth Proportional to 161,029.82, 222,068.04 and 117,382.70

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Solution

The fourth proportional to 161,029.82, 222,068.04 and 117,382.70 is: 161,876.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,029.82 : 222,068.04 = 117,382.70 : x
  2. Step 2: Convert to fraction form
    161,029.82/222,068.04 = 117,382.70/x
  3. Step 3: Cross multiply
    161,029.82x = 222,068.04 × 117,382.70
  4. Step 4: Simplify right side
    161,029.82x = 26,066,946,118.91
  5. Step 5: Solve for x
    x = 26,066,946,118.91/161,029.82
  6. Step 6: Final answer
    x = 161,876.52

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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.