Home / 166,093.80-249,140.70-91,444.20

Finding the Fourth Proportional to 166,093.80, 249,140.70 and 91,444.20

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Solution

The fourth proportional to 166,093.80, 249,140.70 and 91,444.20 is: 137,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,093.80 : 249,140.70 = 91,444.20 : x
  2. Step 2: Convert to fraction form
    166,093.80/249,140.70 = 91,444.20/x
  3. Step 3: Cross multiply
    166,093.80x = 249,140.70 × 91,444.20
  4. Step 4: Simplify right side
    166,093.80x = 22,782,471,998.94
  5. Step 5: Solve for x
    x = 22,782,471,998.94/166,093.80
  6. Step 6: Final answer
    x = 137,166.30

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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.