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Finding the Fourth Proportional to 73,460.93, 110,191.56 and 20,153.68

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Solution

The fourth proportional to 73,460.93, 110,191.56 and 20,153.68 is: 30,230.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,460.93 : 110,191.56 = 20,153.68 : x
  2. Step 2: Convert to fraction form
    73,460.93/110,191.56 = 20,153.68/x
  3. Step 3: Cross multiply
    73,460.93x = 110,191.56 × 20,153.68
  4. Step 4: Simplify right side
    73,460.93x = 2,220,765,652.26
  5. Step 5: Solve for x
    x = 2,220,765,652.26/73,460.93
  6. Step 6: Final answer
    x = 30,230.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.