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Finding the Fourth Proportional to 367,041.46, 550,503.30 and 100,739.80

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Solution

The fourth proportional to 367,041.46, 550,503.30 and 100,739.80 is: 151,093.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,041.46 : 550,503.30 = 100,739.80 : x
  2. Step 2: Convert to fraction form
    367,041.46/550,503.30 = 100,739.80/x
  3. Step 3: Cross multiply
    367,041.46x = 550,503.30 × 100,739.80
  4. Step 4: Simplify right side
    367,041.46x = 55,457,592,341.34
  5. Step 5: Solve for x
    x = 55,457,592,341.34/367,041.46
  6. Step 6: Final answer
    x = 151,093.54

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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.