Home / 222,916.17-334,116.75-102,721.80

Finding the Fourth Proportional to 222,916.17, 334,116.75 and 102,721.80

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Solution

The fourth proportional to 222,916.17, 334,116.75 and 102,721.80 is: 153,964.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,916.17 : 334,116.75 = 102,721.80 : x
  2. Step 2: Convert to fraction form
    222,916.17/334,116.75 = 102,721.80/x
  3. Step 3: Cross multiply
    222,916.17x = 334,116.75 × 102,721.80
  4. Step 4: Simplify right side
    222,916.17x = 34,321,073,970.15
  5. Step 5: Solve for x
    x = 34,321,073,970.15/222,916.17
  6. Step 6: Final answer
    x = 153,964.04

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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.