Home / 49,872.12-69,114.72-48,925.92

Finding the Fourth Proportional to 49,872.12, 69,114.72 and 48,925.92

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Solution

The fourth proportional to 49,872.12, 69,114.72 and 48,925.92 is: 67,803.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,872.12 : 69,114.72 = 48,925.92 : x
  2. Step 2: Convert to fraction form
    49,872.12/69,114.72 = 48,925.92/x
  3. Step 3: Cross multiply
    49,872.12x = 69,114.72 × 48,925.92
  4. Step 4: Simplify right side
    49,872.12x = 3,381,501,261.54
  5. Step 5: Solve for x
    x = 3,381,501,261.54/49,872.12
  6. Step 6: Final answer
    x = 67,803.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.