Home / 166,715.22-249,947.06-54,328.33

Finding the Fourth Proportional to 166,715.22, 249,947.06 and 54,328.33

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Solution

The fourth proportional to 166,715.22, 249,947.06 and 54,328.33 is: 81,451.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,715.22 : 249,947.06 = 54,328.33 : x
  2. Step 2: Convert to fraction form
    166,715.22/249,947.06 = 54,328.33/x
  3. Step 3: Cross multiply
    166,715.22x = 249,947.06 × 54,328.33
  4. Step 4: Simplify right side
    166,715.22x = 13,579,206,358.21
  5. Step 5: Solve for x
    x = 13,579,206,358.21/166,715.22
  6. Step 6: Final answer
    x = 81,451.51

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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.