Home / 243,066.45-335,450.81-134,192.43

Finding the Fourth Proportional to 243,066.45, 335,450.81 and 134,192.43

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Solution

The fourth proportional to 243,066.45, 335,450.81 and 134,192.43 is: 185,196.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,066.45 : 335,450.81 = 134,192.43 : x
  2. Step 2: Convert to fraction form
    243,066.45/335,450.81 = 134,192.43/x
  3. Step 3: Cross multiply
    243,066.45x = 335,450.81 × 134,192.43
  4. Step 4: Simplify right side
    243,066.45x = 45,014,958,668.41
  5. Step 5: Solve for x
    x = 45,014,958,668.41/243,066.45
  6. Step 6: Final answer
    x = 185,196.10

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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.