Home / 67,282.68-92,177.70-64,760.28

Finding the Fourth Proportional to 67,282.68, 92,177.70 and 64,760.28

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Solution

The fourth proportional to 67,282.68, 92,177.70 and 64,760.28 is: 88,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,282.68 : 92,177.70 = 64,760.28 : x
  2. Step 2: Convert to fraction form
    67,282.68/92,177.70 = 64,760.28/x
  3. Step 3: Cross multiply
    67,282.68x = 92,177.70 × 64,760.28
  4. Step 4: Simplify right side
    67,282.68x = 5,969,453,661.76
  5. Step 5: Solve for x
    x = 5,969,453,661.76/67,282.68
  6. Step 6: Final answer
    x = 88,722.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.