Home / 92,029.55-138,043.98-28,854.41

Finding the Fourth Proportional to 92,029.55, 138,043.98 and 28,854.41

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Solution

The fourth proportional to 92,029.55, 138,043.98 and 28,854.41 is: 43,281.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,029.55 : 138,043.98 = 28,854.41 : x
  2. Step 2: Convert to fraction form
    92,029.55/138,043.98 = 28,854.41/x
  3. Step 3: Cross multiply
    92,029.55x = 138,043.98 × 28,854.41
  4. Step 4: Simplify right side
    92,029.55x = 3,983,176,906.73
  5. Step 5: Solve for x
    x = 3,983,176,906.73/92,029.55
  6. Step 6: Final answer
    x = 43,281.50

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1.5x scale

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.