Home / 166,711.96-249,884.48-82,347.22

Finding the Fourth Proportional to 166,711.96, 249,884.48 and 82,347.22

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Solution

The fourth proportional to 166,711.96, 249,884.48 and 82,347.22 is: 123,430.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,711.96 : 249,884.48 = 82,347.22 : x
  2. Step 2: Convert to fraction form
    166,711.96/249,884.48 = 82,347.22/x
  3. Step 3: Cross multiply
    166,711.96x = 249,884.48 × 82,347.22
  4. Step 4: Simplify right side
    166,711.96x = 20,577,292,667.99
  5. Step 5: Solve for x
    x = 20,577,292,667.99/166,711.96
  6. Step 6: Final answer
    x = 123,430.21

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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.