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Finding the Fourth Proportional to 73,053.98, 109,492.81 and 35,557.87

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Solution

The fourth proportional to 73,053.98, 109,492.81 and 35,557.87 is: 53,293.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,053.98 : 109,492.81 = 35,557.87 : x
  2. Step 2: Convert to fraction form
    73,053.98/109,492.81 = 35,557.87/x
  3. Step 3: Cross multiply
    73,053.98x = 109,492.81 × 35,557.87
  4. Step 4: Simplify right side
    73,053.98x = 3,893,330,378.66
  5. Step 5: Solve for x
    x = 3,893,330,378.66/73,053.98
  6. Step 6: Final answer
    x = 53,293.88

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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.