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Finding the Fourth Proportional to 73,157.96, 100,966.22 and 41,328.92

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Solution

The fourth proportional to 73,157.96, 100,966.22 and 41,328.92 is: 57,038.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,157.96 : 100,966.22 = 41,328.92 : x
  2. Step 2: Convert to fraction form
    73,157.96/100,966.22 = 41,328.92/x
  3. Step 3: Cross multiply
    73,157.96x = 100,966.22 × 41,328.92
  4. Step 4: Simplify right side
    73,157.96x = 4,172,824,829.08
  5. Step 5: Solve for x
    x = 4,172,824,829.08/73,157.96
  6. Step 6: Final answer
    x = 57,038.56

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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.