Home / 67,844.24-93,622.88-39,551.12

Finding the Fourth Proportional to 67,844.24, 93,622.88 and 39,551.12

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Solution

The fourth proportional to 67,844.24, 93,622.88 and 39,551.12 is: 54,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,844.24 : 93,622.88 = 39,551.12 : x
  2. Step 2: Convert to fraction form
    67,844.24/93,622.88 = 39,551.12/x
  3. Step 3: Cross multiply
    67,844.24x = 93,622.88 × 39,551.12
  4. Step 4: Simplify right side
    67,844.24x = 3,702,889,761.63
  5. Step 5: Solve for x
    x = 3,702,889,761.63/67,844.24
  6. Step 6: Final answer
    x = 54,579.28

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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.