Home / 166,183.12-249,307.54-61,003

Finding the Fourth Proportional to 166,183.12, 249,307.54 and 61,003

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Solution

The fourth proportional to 166,183.12, 249,307.54 and 61,003 is: 91,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,183.12 : 249,307.54 = 61,003 : x
  2. Step 2: Convert to fraction form
    166,183.12/249,307.54 = 61,003/x
  3. Step 3: Cross multiply
    166,183.12x = 249,307.54 × 61,003
  4. Step 4: Simplify right side
    166,183.12x = 15,208,507,862.62
  5. Step 5: Solve for x
    x = 15,208,507,862.62/166,183.12
  6. Step 6: Final answer
    x = 91,516.56

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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.