Home / 122,003.45-182,174.81-107,652.31

Finding the Fourth Proportional to 122,003.45, 182,174.81 and 107,652.31

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Solution

The fourth proportional to 122,003.45, 182,174.81 and 107,652.31 is: 160,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,003.45 : 182,174.81 = 107,652.31 : x
  2. Step 2: Convert to fraction form
    122,003.45/182,174.81 = 107,652.31/x
  3. Step 3: Cross multiply
    122,003.45x = 182,174.81 × 107,652.31
  4. Step 4: Simplify right side
    122,003.45x = 19,611,538,126.61
  5. Step 5: Solve for x
    x = 19,611,538,126.61/122,003.45
  6. Step 6: Final answer
    x = 160,745.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.