Home / 220,922.02-304,997.97-145,601.74

Finding the Fourth Proportional to 220,922.02, 304,997.97 and 145,601.74

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Solution

The fourth proportional to 220,922.02, 304,997.97 and 145,601.74 is: 201,013.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,922.02 : 304,997.97 = 145,601.74 : x
  2. Step 2: Convert to fraction form
    220,922.02/304,997.97 = 145,601.74/x
  3. Step 3: Cross multiply
    220,922.02x = 304,997.97 × 145,601.74
  4. Step 4: Simplify right side
    220,922.02x = 44,408,235,128.47
  5. Step 5: Solve for x
    x = 44,408,235,128.47/220,922.02
  6. Step 6: Final answer
    x = 201,013.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.