Home / 193,268.18-266,710.40-107,224.46

Finding the Fourth Proportional to 193,268.18, 266,710.40 and 107,224.46

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Solution

The fourth proportional to 193,268.18, 266,710.40 and 107,224.46 is: 147,969.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,268.18 : 266,710.40 = 107,224.46 : x
  2. Step 2: Convert to fraction form
    193,268.18/266,710.40 = 107,224.46/x
  3. Step 3: Cross multiply
    193,268.18x = 266,710.40 × 107,224.46
  4. Step 4: Simplify right side
    193,268.18x = 28,597,876,746.71
  5. Step 5: Solve for x
    x = 28,597,876,746.71/193,268.18
  6. Step 6: Final answer
    x = 147,969.92

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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.