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Finding the Fourth Proportional to 73,777.40, 101,800.12 and 41,507.53

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Solution

The fourth proportional to 73,777.40, 101,800.12 and 41,507.53 is: 57,273.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,777.40 : 101,800.12 = 41,507.53 : x
  2. Step 2: Convert to fraction form
    73,777.40/101,800.12 = 41,507.53/x
  3. Step 3: Cross multiply
    73,777.40x = 101,800.12 × 41,507.53
  4. Step 4: Simplify right side
    73,777.40x = 4,225,471,424.03
  5. Step 5: Solve for x
    x = 4,225,471,424.03/73,777.40
  6. Step 6: Final answer
    x = 57,273.25

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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.