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Finding the Fourth Proportional to 55,494.84, 83,094.60 and 43,366.08

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Solution

The fourth proportional to 55,494.84, 83,094.60 and 43,366.08 is: 64,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,494.84 : 83,094.60 = 43,366.08 : x
  2. Step 2: Convert to fraction form
    55,494.84/83,094.60 = 43,366.08/x
  3. Step 3: Cross multiply
    55,494.84x = 83,094.60 × 43,366.08
  4. Step 4: Simplify right side
    55,494.84x = 3,603,487,071.17
  5. Step 5: Solve for x
    x = 3,603,487,071.17/55,494.84
  6. Step 6: Final answer
    x = 64,933.73

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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.