Home / 112,968.23-169,226.42-67,964.77

Finding the Fourth Proportional to 112,968.23, 169,226.42 and 67,964.77

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Solution

The fourth proportional to 112,968.23, 169,226.42 and 67,964.77 is: 101,811.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,968.23 : 169,226.42 = 67,964.77 : x
  2. Step 2: Convert to fraction form
    112,968.23/169,226.42 = 67,964.77/x
  3. Step 3: Cross multiply
    112,968.23x = 169,226.42 × 67,964.77
  4. Step 4: Simplify right side
    112,968.23x = 11,501,433,867.09
  5. Step 5: Solve for x
    x = 11,501,433,867.09/112,968.23
  6. Step 6: Final answer
    x = 101,811.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.