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Finding the Fourth Proportional to 84,622.95, 126,960.96 and 50,925.74

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Solution

The fourth proportional to 84,622.95, 126,960.96 and 50,925.74 is: 76,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,622.95 : 126,960.96 = 50,925.74 : x
  2. Step 2: Convert to fraction form
    84,622.95/126,960.96 = 50,925.74/x
  3. Step 3: Cross multiply
    84,622.95x = 126,960.96 × 50,925.74
  4. Step 4: Simplify right side
    84,622.95x = 6,465,580,204.31
  5. Step 5: Solve for x
    x = 6,465,580,204.31/84,622.95
  6. Step 6: Final answer
    x = 76,404.57

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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.