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Finding the Fourth Proportional to 73,393.60, 101,283.52 and 41,568.64

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Solution

The fourth proportional to 73,393.60, 101,283.52 and 41,568.64 is: 57,364.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,393.60 : 101,283.52 = 41,568.64 : x
  2. Step 2: Convert to fraction form
    73,393.60/101,283.52 = 41,568.64/x
  3. Step 3: Cross multiply
    73,393.60x = 101,283.52 × 41,568.64
  4. Step 4: Simplify right side
    73,393.60x = 4,210,218,180.81
  5. Step 5: Solve for x
    x = 4,210,218,180.81/73,393.60
  6. Step 6: Final answer
    x = 57,364.92

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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.