Home / 71,715.54-98,963.22-41,498.70

Finding the Fourth Proportional to 71,715.54, 98,963.22 and 41,498.70

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Solution

The fourth proportional to 71,715.54, 98,963.22 and 41,498.70 is: 57,265.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,715.54 : 98,963.22 = 41,498.70 : x
  2. Step 2: Convert to fraction form
    71,715.54/98,963.22 = 41,498.70/x
  3. Step 3: Cross multiply
    71,715.54x = 98,963.22 × 41,498.70
  4. Step 4: Simplify right side
    71,715.54x = 4,106,844,528.89
  5. Step 5: Solve for x
    x = 4,106,844,528.89/71,715.54
  6. Step 6: Final answer
    x = 57,265.75

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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.