Home / 166,532.18-249,801.36-54,212

Finding the Fourth Proportional to 166,532.18, 249,801.36 and 54,212

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Solution

The fourth proportional to 166,532.18, 249,801.36 and 54,212 is: 81,319.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,532.18 : 249,801.36 = 54,212 : x
  2. Step 2: Convert to fraction form
    166,532.18/249,801.36 = 54,212/x
  3. Step 3: Cross multiply
    166,532.18x = 249,801.36 × 54,212
  4. Step 4: Simplify right side
    166,532.18x = 13,542,231,057.26
  5. Step 5: Solve for x
    x = 13,542,231,057.26/166,532.18
  6. Step 6: Final answer
    x = 81,319.00

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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.