Home / 193,417.20-266,902.36-107,369.42

Finding the Fourth Proportional to 193,417.20, 266,902.36 and 107,369.42

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Solution

The fourth proportional to 193,417.20, 266,902.36 and 107,369.42 is: 148,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,417.20 : 266,902.36 = 107,369.42 : x
  2. Step 2: Convert to fraction form
    193,417.20/266,902.36 = 107,369.42/x
  3. Step 3: Cross multiply
    193,417.20x = 266,902.36 × 107,369.42
  4. Step 4: Simplify right side
    193,417.20x = 28,657,149,986.90
  5. Step 5: Solve for x
    x = 28,657,149,986.90/193,417.20
  6. Step 6: Final answer
    x = 148,162.37

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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.