Home / 72,277.20-108,415.68-37,226.88

Finding the Fourth Proportional to 72,277.20, 108,415.68 and 37,226.88

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Solution

The fourth proportional to 72,277.20, 108,415.68 and 37,226.88 is: 55,840.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,277.20 : 108,415.68 = 37,226.88 : x
  2. Step 2: Convert to fraction form
    72,277.20/108,415.68 = 37,226.88/x
  3. Step 3: Cross multiply
    72,277.20x = 108,415.68 × 37,226.88
  4. Step 4: Simplify right side
    72,277.20x = 4,035,977,509.48
  5. Step 5: Solve for x
    x = 4,035,977,509.48/72,277.20
  6. Step 6: Final answer
    x = 55,840.26

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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.