Home / 45,976.39-68,998.80-34,157.68

Finding the Fourth Proportional to 45,976.39, 68,998.80 and 34,157.68

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Solution

The fourth proportional to 45,976.39, 68,998.80 and 34,157.68 is: 51,261.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,976.39 : 68,998.80 = 34,157.68 : x
  2. Step 2: Convert to fraction form
    45,976.39/68,998.80 = 34,157.68/x
  3. Step 3: Cross multiply
    45,976.39x = 68,998.80 × 34,157.68
  4. Step 4: Simplify right side
    45,976.39x = 2,356,838,886.38
  5. Step 5: Solve for x
    x = 2,356,838,886.38/45,976.39
  6. Step 6: Final answer
    x = 51,261.94

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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.