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Finding the Fourth Proportional to 73,038.52, 109,557.76 and 23,790.52

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Solution

The fourth proportional to 73,038.52, 109,557.76 and 23,790.52 is: 35,685.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,038.52 : 109,557.76 = 23,790.52 : x
  2. Step 2: Convert to fraction form
    73,038.52/109,557.76 = 23,790.52/x
  3. Step 3: Cross multiply
    73,038.52x = 109,557.76 × 23,790.52
  4. Step 4: Simplify right side
    73,038.52x = 2,606,436,080.44
  5. Step 5: Solve for x
    x = 2,606,436,080.44/73,038.52
  6. Step 6: Final answer
    x = 35,685.77

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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.