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Finding the Fourth Proportional to 73,628.30, 101,607.54 and 41,797.74

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Solution

The fourth proportional to 73,628.30, 101,607.54 and 41,797.74 is: 57,681.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,628.30 : 101,607.54 = 41,797.74 : x
  2. Step 2: Convert to fraction form
    73,628.30/101,607.54 = 41,797.74/x
  3. Step 3: Cross multiply
    73,628.30x = 101,607.54 × 41,797.74
  4. Step 4: Simplify right side
    73,628.30x = 4,246,965,538.96
  5. Step 5: Solve for x
    x = 4,246,965,538.96/73,628.30
  6. Step 6: Final answer
    x = 57,681.16

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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.