Home / 243,113.18-335,094.62-162,511.29

Finding the Fourth Proportional to 243,113.18, 335,094.62 and 162,511.29

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Solution

The fourth proportional to 243,113.18, 335,094.62 and 162,511.29 is: 223,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,113.18 : 335,094.62 = 162,511.29 : x
  2. Step 2: Convert to fraction form
    243,113.18/335,094.62 = 162,511.29/x
  3. Step 3: Cross multiply
    243,113.18x = 335,094.62 × 162,511.29
  4. Step 4: Simplify right side
    243,113.18x = 54,456,659,374.54
  5. Step 5: Solve for x
    x = 54,456,659,374.54/243,113.18
  6. Step 6: Final answer
    x = 223,997.15

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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.