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Finding the Fourth Proportional to 107,625, 148,523.86 and 59,232.50

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Solution

The fourth proportional to 107,625, 148,523.86 and 59,232.50 is: 81,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,625 : 148,523.86 = 59,232.50 : x
  2. Step 2: Convert to fraction form
    107,625/148,523.86 = 59,232.50/x
  3. Step 3: Cross multiply
    107,625x = 148,523.86 × 59,232.50
  4. Step 4: Simplify right side
    107,625x = 8,797,439,537.45
  5. Step 5: Solve for x
    x = 8,797,439,537.45/107,625
  6. Step 6: Final answer
    x = 81,741.60

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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.