Home / 166,669.60-249,275.40-149,027.80

Finding the Fourth Proportional to 166,669.60, 249,275.40 and 149,027.80

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Solution

The fourth proportional to 166,669.60, 249,275.40 and 149,027.80 is: 222,889.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,669.60 : 249,275.40 = 149,027.80 : x
  2. Step 2: Convert to fraction form
    166,669.60/249,275.40 = 149,027.80/x
  3. Step 3: Cross multiply
    166,669.60x = 249,275.40 × 149,027.80
  4. Step 4: Simplify right side
    166,669.60x = 37,148,964,456.12
  5. Step 5: Solve for x
    x = 37,148,964,456.12/166,669.60
  6. Step 6: Final answer
    x = 222,889.86

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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.