Home / 243,192.84-335,341.62-158,152.20

Finding the Fourth Proportional to 243,192.84, 335,341.62 and 158,152.20

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Solution

The fourth proportional to 243,192.84, 335,341.62 and 158,152.20 is: 218,078.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,192.84 : 335,341.62 = 158,152.20 : x
  2. Step 2: Convert to fraction form
    243,192.84/335,341.62 = 158,152.20/x
  3. Step 3: Cross multiply
    243,192.84x = 335,341.62 × 158,152.20
  4. Step 4: Simplify right side
    243,192.84x = 53,035,014,954.56
  5. Step 5: Solve for x
    x = 53,035,014,954.56/243,192.84
  6. Step 6: Final answer
    x = 218,078.03

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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.