Home / 57,197.58-78,864.02-49,226.10

Finding the Fourth Proportional to 57,197.58, 78,864.02 and 49,226.10

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Solution

The fourth proportional to 57,197.58, 78,864.02 and 49,226.10 is: 67,872.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,197.58 : 78,864.02 = 49,226.10 : x
  2. Step 2: Convert to fraction form
    57,197.58/78,864.02 = 49,226.10/x
  3. Step 3: Cross multiply
    57,197.58x = 78,864.02 × 49,226.10
  4. Step 4: Simplify right side
    57,197.58x = 3,882,168,134.92
  5. Step 5: Solve for x
    x = 3,882,168,134.92/57,197.58
  6. Step 6: Final answer
    x = 67,872.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.