Home / 166,433.28-249,649.92-55,625.28

Finding the Fourth Proportional to 166,433.28, 249,649.92 and 55,625.28

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Solution

The fourth proportional to 166,433.28, 249,649.92 and 55,625.28 is: 83,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,433.28 : 249,649.92 = 55,625.28 : x
  2. Step 2: Convert to fraction form
    166,433.28/249,649.92 = 55,625.28/x
  3. Step 3: Cross multiply
    166,433.28x = 249,649.92 × 55,625.28
  4. Step 4: Simplify right side
    166,433.28x = 13,886,846,701.98
  5. Step 5: Solve for x
    x = 13,886,846,701.98/166,433.28
  6. Step 6: Final answer
    x = 83,437.92

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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.