Home / 92,043.39-137,952.09-47,644.86

Finding the Fourth Proportional to 92,043.39, 137,952.09 and 47,644.86

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Solution

The fourth proportional to 92,043.39, 137,952.09 and 47,644.86 is: 71,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,043.39 : 137,952.09 = 47,644.86 : x
  2. Step 2: Convert to fraction form
    92,043.39/137,952.09 = 47,644.86/x
  3. Step 3: Cross multiply
    92,043.39x = 137,952.09 × 47,644.86
  4. Step 4: Simplify right side
    92,043.39x = 6,572,708,014.76
  5. Step 5: Solve for x
    x = 6,572,708,014.76/92,043.39
  6. Step 6: Final answer
    x = 71,408.80

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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.