Home / 110,931.64-166,339.14-95,418.52

Finding the Fourth Proportional to 110,931.64, 166,339.14 and 95,418.52

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Solution

The fourth proportional to 110,931.64, 166,339.14 and 95,418.52 is: 143,077.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,931.64 : 166,339.14 = 95,418.52 : x
  2. Step 2: Convert to fraction form
    110,931.64/166,339.14 = 95,418.52/x
  3. Step 3: Cross multiply
    110,931.64x = 166,339.14 × 95,418.52
  4. Step 4: Simplify right side
    110,931.64x = 15,871,834,556.87
  5. Step 5: Solve for x
    x = 15,871,834,556.87/110,931.64
  6. Step 6: Final answer
    x = 143,077.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.