Home / 51,433.61-76,808.65-50,876.95

Finding the Fourth Proportional to 51,433.61, 76,808.65 and 50,876.95

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Solution

The fourth proportional to 51,433.61, 76,808.65 and 50,876.95 is: 75,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,433.61 : 76,808.65 = 50,876.95 : x
  2. Step 2: Convert to fraction form
    51,433.61/76,808.65 = 50,876.95/x
  3. Step 3: Cross multiply
    51,433.61x = 76,808.65 × 50,876.95
  4. Step 4: Simplify right side
    51,433.61x = 3,907,789,399.21
  5. Step 5: Solve for x
    x = 3,907,789,399.21/51,433.61
  6. Step 6: Final answer
    x = 75,977.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.