Home / 72,738.02-109,107.04-22,825.82

Finding the Fourth Proportional to 72,738.02, 109,107.04 and 22,825.82

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Solution

The fourth proportional to 72,738.02, 109,107.04 and 22,825.82 is: 34,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,738.02 : 109,107.04 = 22,825.82 : x
  2. Step 2: Convert to fraction form
    72,738.02/109,107.04 = 22,825.82/x
  3. Step 3: Cross multiply
    72,738.02x = 109,107.04 × 22,825.82
  4. Step 4: Simplify right side
    72,738.02x = 2,490,457,655.77
  5. Step 5: Solve for x
    x = 2,490,457,655.77/72,738.02
  6. Step 6: Final answer
    x = 34,238.73

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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.