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Finding the Fourth Proportional to 58,737.96, 81,028.35 and 37,494.90

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Solution

The fourth proportional to 58,737.96, 81,028.35 and 37,494.90 is: 51,723.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,737.96 : 81,028.35 = 37,494.90 : x
  2. Step 2: Convert to fraction form
    58,737.96/81,028.35 = 37,494.90/x
  3. Step 3: Cross multiply
    58,737.96x = 81,028.35 × 37,494.90
  4. Step 4: Simplify right side
    58,737.96x = 3,038,149,880.42
  5. Step 5: Solve for x
    x = 3,038,149,880.42/58,737.96
  6. Step 6: Final answer
    x = 51,723.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.