Home / 67,318.79-92,900.52-37,105.18

Finding the Fourth Proportional to 67,318.79, 92,900.52 and 37,105.18

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Solution

The fourth proportional to 67,318.79, 92,900.52 and 37,105.18 is: 51,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,318.79 : 92,900.52 = 37,105.18 : x
  2. Step 2: Convert to fraction form
    67,318.79/92,900.52 = 37,105.18/x
  3. Step 3: Cross multiply
    67,318.79x = 92,900.52 × 37,105.18
  4. Step 4: Simplify right side
    67,318.79x = 3,447,090,284.44
  5. Step 5: Solve for x
    x = 3,447,090,284.44/67,318.79
  6. Step 6: Final answer
    x = 51,205.47

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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.