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Finding the Fourth Proportional to 73,253.66, 101,078.07 and 48,134.30

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Solution

The fourth proportional to 73,253.66, 101,078.07 and 48,134.30 is: 66,417.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,253.66 : 101,078.07 = 48,134.30 : x
  2. Step 2: Convert to fraction form
    73,253.66/101,078.07 = 48,134.30/x
  3. Step 3: Cross multiply
    73,253.66x = 101,078.07 × 48,134.30
  4. Step 4: Simplify right side
    73,253.66x = 4,865,322,144.80
  5. Step 5: Solve for x
    x = 4,865,322,144.80/73,253.66
  6. Step 6: Final answer
    x = 66,417.46

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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.