Home / 112,267.88-154,925.82-66,922.50

Finding the Fourth Proportional to 112,267.88, 154,925.82 and 66,922.50

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Solution

The fourth proportional to 112,267.88, 154,925.82 and 66,922.50 is: 92,350.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,267.88 : 154,925.82 = 66,922.50 : x
  2. Step 2: Convert to fraction form
    112,267.88/154,925.82 = 66,922.50/x
  3. Step 3: Cross multiply
    112,267.88x = 154,925.82 × 66,922.50
  4. Step 4: Simplify right side
    112,267.88x = 10,368,023,188.95
  5. Step 5: Solve for x
    x = 10,368,023,188.95/112,267.88
  6. Step 6: Final answer
    x = 92,350.75

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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.