Home / 193,381.52-266,868.54-107,342.10

Finding the Fourth Proportional to 193,381.52, 266,868.54 and 107,342.10

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Solution

The fourth proportional to 193,381.52, 266,868.54 and 107,342.10 is: 148,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,381.52 : 266,868.54 = 107,342.10 : x
  2. Step 2: Convert to fraction form
    193,381.52/266,868.54 = 107,342.10/x
  3. Step 3: Cross multiply
    193,381.52x = 266,868.54 × 107,342.10
  4. Step 4: Simplify right side
    193,381.52x = 28,646,229,507.53
  5. Step 5: Solve for x
    x = 28,646,229,507.53/193,381.52
  6. Step 6: Final answer
    x = 148,133.24

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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.