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Finding the Fourth Proportional to 166,424.92, 249,585.54 and 55,591

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Solution

The fourth proportional to 166,424.92, 249,585.54 and 55,591 is: 83,369.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,424.92 : 249,585.54 = 55,591 : x
  2. Step 2: Convert to fraction form
    166,424.92/249,585.54 = 55,591/x
  3. Step 3: Cross multiply
    166,424.92x = 249,585.54 × 55,591
  4. Step 4: Simplify right side
    166,424.92x = 13,874,709,754.14
  5. Step 5: Solve for x
    x = 13,874,709,754.14/166,424.92
  6. Step 6: Final answer
    x = 83,369.18

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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.