Home / 243,887.04-336,523.68-143,304.48

Finding the Fourth Proportional to 243,887.04, 336,523.68 and 143,304.48

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Solution

The fourth proportional to 243,887.04, 336,523.68 and 143,304.48 is: 197,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,887.04 : 336,523.68 = 143,304.48 : x
  2. Step 2: Convert to fraction form
    243,887.04/336,523.68 = 143,304.48/x
  3. Step 3: Cross multiply
    243,887.04x = 336,523.68 × 143,304.48
  4. Step 4: Simplify right side
    243,887.04x = 48,225,350,970.09
  5. Step 5: Solve for x
    x = 48,225,350,970.09/243,887.04
  6. Step 6: Final answer
    x = 197,736.42

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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.