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Finding the Fourth Proportional to 335,054.76, 502,601.40 and 107,370.42

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Solution

The fourth proportional to 335,054.76, 502,601.40 and 107,370.42 is: 161,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,054.76 : 502,601.40 = 107,370.42 : x
  2. Step 2: Convert to fraction form
    335,054.76/502,601.40 = 107,370.42/x
  3. Step 3: Cross multiply
    335,054.76x = 502,601.40 × 107,370.42
  4. Step 4: Simplify right side
    335,054.76x = 53,964,523,410.59
  5. Step 5: Solve for x
    x = 53,964,523,410.59/335,054.76
  6. Step 6: Final answer
    x = 161,061.80

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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.