Home / 69,490.98-95,895.90-39,276.18

Finding the Fourth Proportional to 69,490.98, 95,895.90 and 39,276.18

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Solution

The fourth proportional to 69,490.98, 95,895.90 and 39,276.18 is: 54,200.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,490.98 : 95,895.90 = 39,276.18 : x
  2. Step 2: Convert to fraction form
    69,490.98/95,895.90 = 39,276.18/x
  3. Step 3: Cross multiply
    69,490.98x = 95,895.90 × 39,276.18
  4. Step 4: Simplify right side
    69,490.98x = 3,766,424,629.66
  5. Step 5: Solve for x
    x = 3,766,424,629.66/69,490.98
  6. Step 6: Final answer
    x = 54,200.19

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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.