Home / 92,012.42-137,920.20-47,594.46

Finding the Fourth Proportional to 92,012.42, 137,920.20 and 47,594.46

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Solution

The fourth proportional to 92,012.42, 137,920.20 and 47,594.46 is: 71,340.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,012.42 : 137,920.20 = 47,594.46 : x
  2. Step 2: Convert to fraction form
    92,012.42/137,920.20 = 47,594.46/x
  3. Step 3: Cross multiply
    92,012.42x = 137,920.20 × 47,594.46
  4. Step 4: Simplify right side
    92,012.42x = 6,564,237,442.09
  5. Step 5: Solve for x
    x = 6,564,237,442.09/92,012.42
  6. Step 6: Final answer
    x = 71,340.78

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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.