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Finding the Fourth Proportional to 73,026.72, 100,685.57 and 60,944.58

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Solution

The fourth proportional to 73,026.72, 100,685.57 and 60,944.58 is: 84,027.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,026.72 : 100,685.57 = 60,944.58 : x
  2. Step 2: Convert to fraction form
    73,026.72/100,685.57 = 60,944.58/x
  3. Step 3: Cross multiply
    73,026.72x = 100,685.57 × 60,944.58
  4. Step 4: Simplify right side
    73,026.72x = 6,136,239,470.99
  5. Step 5: Solve for x
    x = 6,136,239,470.99/73,026.72
  6. Step 6: Final answer
    x = 84,027.32

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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.