Home / 166,384.29-249,562.42-71,610.65

Finding the Fourth Proportional to 166,384.29, 249,562.42 and 71,610.65

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Solution

The fourth proportional to 166,384.29, 249,562.42 and 71,610.65 is: 107,409.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,384.29 : 249,562.42 = 71,610.65 : x
  2. Step 2: Convert to fraction form
    166,384.29/249,562.42 = 71,610.65/x
  3. Step 3: Cross multiply
    166,384.29x = 249,562.42 × 71,610.65
  4. Step 4: Simplify right side
    166,384.29x = 17,871,326,620.79
  5. Step 5: Solve for x
    x = 17,871,326,620.79/166,384.29
  6. Step 6: Final answer
    x = 107,409.94

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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.