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Finding the Fourth Proportional to 67,378.56, 93,020.04 and 47,297.04

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Solution

The fourth proportional to 67,378.56, 93,020.04 and 47,297.04 is: 65,296.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,378.56 : 93,020.04 = 47,297.04 : x
  2. Step 2: Convert to fraction form
    67,378.56/93,020.04 = 47,297.04/x
  3. Step 3: Cross multiply
    67,378.56x = 93,020.04 × 47,297.04
  4. Step 4: Simplify right side
    67,378.56x = 4,399,572,552.68
  5. Step 5: Solve for x
    x = 4,399,572,552.68/67,378.56
  6. Step 6: Final answer
    x = 65,296.33

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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.