Home / 112,267.77-154,925.65-66,922.37

Finding the Fourth Proportional to 112,267.77, 154,925.65 and 66,922.37

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Solution

The fourth proportional to 112,267.77, 154,925.65 and 66,922.37 is: 92,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,267.77 : 154,925.65 = 66,922.37 : x
  2. Step 2: Convert to fraction form
    112,267.77/154,925.65 = 66,922.37/x
  3. Step 3: Cross multiply
    112,267.77x = 154,925.65 × 66,922.37
  4. Step 4: Simplify right side
    112,267.77x = 10,367,991,671.79
  5. Step 5: Solve for x
    x = 10,367,991,671.79/112,267.77
  6. Step 6: Final answer
    x = 92,350.56

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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.