Home / 67,515.67-101,285.81-23,146.91

Finding the Fourth Proportional to 67,515.67, 101,285.81 and 23,146.91

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Solution

The fourth proportional to 67,515.67, 101,285.81 and 23,146.91 is: 34,724.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,515.67 : 101,285.81 = 23,146.91 : x
  2. Step 2: Convert to fraction form
    67,515.67/101,285.81 = 23,146.91/x
  3. Step 3: Cross multiply
    67,515.67x = 101,285.81 × 23,146.91
  4. Step 4: Simplify right side
    67,515.67x = 2,344,452,906.18
  5. Step 5: Solve for x
    x = 2,344,452,906.18/67,515.67
  6. Step 6: Final answer
    x = 34,724.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.