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Finding the Fourth Proportional to 166,429.80, 249,652.80 and 46,486.62

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Solution

The fourth proportional to 166,429.80, 249,652.80 and 46,486.62 is: 69,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,429.80 : 249,652.80 = 46,486.62 : x
  2. Step 2: Convert to fraction form
    166,429.80/249,652.80 = 46,486.62/x
  3. Step 3: Cross multiply
    166,429.80x = 249,652.80 × 46,486.62
  4. Step 4: Simplify right side
    166,429.80x = 11,605,514,845.54
  5. Step 5: Solve for x
    x = 11,605,514,845.54/166,429.80
  6. Step 6: Final answer
    x = 69,732.19

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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.