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Finding the Fourth Proportional to 73,360.98, 110,041.48 and 20,770.92

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Solution

The fourth proportional to 73,360.98, 110,041.48 and 20,770.92 is: 31,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,360.98 : 110,041.48 = 20,770.92 : x
  2. Step 2: Convert to fraction form
    73,360.98/110,041.48 = 20,770.92/x
  3. Step 3: Cross multiply
    73,360.98x = 110,041.48 × 20,770.92
  4. Step 4: Simplify right side
    73,360.98x = 2,285,662,777.76
  5. Step 5: Solve for x
    x = 2,285,662,777.76/73,360.98
  6. Step 6: Final answer
    x = 31,156.38

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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.