Home / 193,730.33-267,347.66-107,686.67

Finding the Fourth Proportional to 193,730.33, 267,347.66 and 107,686.67

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Solution

The fourth proportional to 193,730.33, 267,347.66 and 107,686.67 is: 148,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,730.33 : 267,347.66 = 107,686.67 : x
  2. Step 2: Convert to fraction form
    193,730.33/267,347.66 = 107,686.67/x
  3. Step 3: Cross multiply
    193,730.33x = 267,347.66 × 107,686.67
  4. Step 4: Simplify right side
    193,730.33x = 28,789,777,362.52
  5. Step 5: Solve for x
    x = 28,789,777,362.52/193,730.33
  6. Step 6: Final answer
    x = 148,607.48

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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.