Home / 166,638.08-249,983.04-54,292.14

Finding the Fourth Proportional to 166,638.08, 249,983.04 and 54,292.14

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Solution

The fourth proportional to 166,638.08, 249,983.04 and 54,292.14 is: 81,446.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,638.08 : 249,983.04 = 54,292.14 : x
  2. Step 2: Convert to fraction form
    166,638.08/249,983.04 = 54,292.14/x
  3. Step 3: Cross multiply
    166,638.08x = 249,983.04 × 54,292.14
  4. Step 4: Simplify right side
    166,638.08x = 13,572,114,205.31
  5. Step 5: Solve for x
    x = 13,572,114,205.31/166,638.08
  6. Step 6: Final answer
    x = 81,446.65

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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.