Home / 192,964.95-266,288.72-108,085.05

Finding the Fourth Proportional to 192,964.95, 266,288.72 and 108,085.05

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Solution

The fourth proportional to 192,964.95, 266,288.72 and 108,085.05 is: 149,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,964.95 : 266,288.72 = 108,085.05 : x
  2. Step 2: Convert to fraction form
    192,964.95/266,288.72 = 108,085.05/x
  3. Step 3: Cross multiply
    192,964.95x = 266,288.72 × 108,085.05
  4. Step 4: Simplify right side
    192,964.95x = 28,781,829,075.21
  5. Step 5: Solve for x
    x = 28,781,829,075.21/192,964.95
  6. Step 6: Final answer
    x = 149,155.74

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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.