Home / 166,067.70-249,199.97-155,559.77

Finding the Fourth Proportional to 166,067.70, 249,199.97 and 155,559.77

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Solution

The fourth proportional to 166,067.70, 249,199.97 and 155,559.77 is: 233,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,067.70 : 249,199.97 = 155,559.77 : x
  2. Step 2: Convert to fraction form
    166,067.70/249,199.97 = 155,559.77/x
  3. Step 3: Cross multiply
    166,067.70x = 249,199.97 × 155,559.77
  4. Step 4: Simplify right side
    166,067.70x = 38,765,490,017.21
  5. Step 5: Solve for x
    x = 38,765,490,017.21/166,067.70
  6. Step 6: Final answer
    x = 233,431.85

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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.