Home / 62,143.54-85,808.72-50,660.30

Finding the Fourth Proportional to 62,143.54, 85,808.72 and 50,660.30

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Solution

The fourth proportional to 62,143.54, 85,808.72 and 50,660.30 is: 69,952.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,143.54 : 85,808.72 = 50,660.30 : x
  2. Step 2: Convert to fraction form
    62,143.54/85,808.72 = 50,660.30/x
  3. Step 3: Cross multiply
    62,143.54x = 85,808.72 × 50,660.30
  4. Step 4: Simplify right side
    62,143.54x = 4,347,095,497.82
  5. Step 5: Solve for x
    x = 4,347,095,497.82/62,143.54
  6. Step 6: Final answer
    x = 69,952.49

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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.