Home / 335,724.48-503,402.60-133,115.32

Finding the Fourth Proportional to 335,724.48, 503,402.60 and 133,115.32

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Solution

The fourth proportional to 335,724.48, 503,402.60 and 133,115.32 is: 199,599.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,724.48 : 503,402.60 = 133,115.32 : x
  2. Step 2: Convert to fraction form
    335,724.48/503,402.60 = 133,115.32/x
  3. Step 3: Cross multiply
    335,724.48x = 503,402.60 × 133,115.32
  4. Step 4: Simplify right side
    335,724.48x = 67,010,598,187.83
  5. Step 5: Solve for x
    x = 67,010,598,187.83/335,724.48
  6. Step 6: Final answer
    x = 199,599.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.