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Finding the Fourth Proportional to 68,597.52, 94,646.88 and 40,297.68

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Solution

The fourth proportional to 68,597.52, 94,646.88 and 40,297.68 is: 55,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,597.52 : 94,646.88 = 40,297.68 : x
  2. Step 2: Convert to fraction form
    68,597.52/94,646.88 = 40,297.68/x
  3. Step 3: Cross multiply
    68,597.52x = 94,646.88 × 40,297.68
  4. Step 4: Simplify right side
    68,597.52x = 3,814,049,683.24
  5. Step 5: Solve for x
    x = 3,814,049,683.24/68,597.52
  6. Step 6: Final answer
    x = 55,600.40

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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.