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Finding the Fourth Proportional to 58,604.11, 87,898.87 and 19,157.92

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Solution

The fourth proportional to 58,604.11, 87,898.87 and 19,157.92 is: 28,734.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,604.11 : 87,898.87 = 19,157.92 : x
  2. Step 2: Convert to fraction form
    58,604.11/87,898.87 = 19,157.92/x
  3. Step 3: Cross multiply
    58,604.11x = 87,898.87 × 19,157.92
  4. Step 4: Simplify right side
    58,604.11x = 1,683,959,323.75
  5. Step 5: Solve for x
    x = 1,683,959,323.75/58,604.11
  6. Step 6: Final answer
    x = 28,734.49

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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.