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Finding the Fourth Proportional to 73,477.58, 101,400.23 and 41,645.79

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Solution

The fourth proportional to 73,477.58, 101,400.23 and 41,645.79 is: 57,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,477.58 : 101,400.23 = 41,645.79 : x
  2. Step 2: Convert to fraction form
    73,477.58/101,400.23 = 41,645.79/x
  3. Step 3: Cross multiply
    73,477.58x = 101,400.23 × 41,645.79
  4. Step 4: Simplify right side
    73,477.58x = 4,222,892,684.53
  5. Step 5: Solve for x
    x = 4,222,892,684.53/73,477.58
  6. Step 6: Final answer
    x = 57,471.85

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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.