Home / 202,922.04-279,968.94-122,374.20

Finding the Fourth Proportional to 202,922.04, 279,968.94 and 122,374.20

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Solution

The fourth proportional to 202,922.04, 279,968.94 and 122,374.20 is: 168,838.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,922.04 : 279,968.94 = 122,374.20 : x
  2. Step 2: Convert to fraction form
    202,922.04/279,968.94 = 122,374.20/x
  3. Step 3: Cross multiply
    202,922.04x = 279,968.94 × 122,374.20
  4. Step 4: Simplify right side
    202,922.04x = 34,260,975,057.35
  5. Step 5: Solve for x
    x = 34,260,975,057.35/202,922.04
  6. Step 6: Final answer
    x = 168,838.12

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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.