Home / 71,200.02-98,252.10-39,366.82

Finding the Fourth Proportional to 71,200.02, 98,252.10 and 39,366.82

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Solution

The fourth proportional to 71,200.02, 98,252.10 and 39,366.82 is: 54,324.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,200.02 : 98,252.10 = 39,366.82 : x
  2. Step 2: Convert to fraction form
    71,200.02/98,252.10 = 39,366.82/x
  3. Step 3: Cross multiply
    71,200.02x = 98,252.10 × 39,366.82
  4. Step 4: Simplify right side
    71,200.02x = 3,867,872,735.32
  5. Step 5: Solve for x
    x = 3,867,872,735.32/71,200.02
  6. Step 6: Final answer
    x = 54,324.04

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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.