Home / 120,980.24-166,952.58-67,263.56

Finding the Fourth Proportional to 120,980.24, 166,952.58 and 67,263.56

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Solution

The fourth proportional to 120,980.24, 166,952.58 and 67,263.56 is: 92,823.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,980.24 : 166,952.58 = 67,263.56 : x
  2. Step 2: Convert to fraction form
    120,980.24/166,952.58 = 67,263.56/x
  3. Step 3: Cross multiply
    120,980.24x = 166,952.58 × 67,263.56
  4. Step 4: Simplify right side
    120,980.24x = 11,229,824,881.98
  5. Step 5: Solve for x
    x = 11,229,824,881.98/120,980.24
  6. Step 6: Final answer
    x = 92,823.63

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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.