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Finding the Fourth Proportional to 73,441.42, 101,347.18 and 41,620.56

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Solution

The fourth proportional to 73,441.42, 101,347.18 and 41,620.56 is: 57,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,441.42 : 101,347.18 = 41,620.56 : x
  2. Step 2: Convert to fraction form
    73,441.42/101,347.18 = 41,620.56/x
  3. Step 3: Cross multiply
    73,441.42x = 101,347.18 × 41,620.56
  4. Step 4: Simplify right side
    73,441.42x = 4,218,126,386.02
  5. Step 5: Solve for x
    x = 4,218,126,386.02/73,441.42
  6. Step 6: Final answer
    x = 57,435.25

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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.