Home / 171,456.67-257,091.04-53,095.15

Finding the Fourth Proportional to 171,456.67, 257,091.04 and 53,095.15

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Solution

The fourth proportional to 171,456.67, 257,091.04 and 53,095.15 is: 79,613.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,456.67 : 257,091.04 = 53,095.15 : x
  2. Step 2: Convert to fraction form
    171,456.67/257,091.04 = 53,095.15/x
  3. Step 3: Cross multiply
    171,456.67x = 257,091.04 × 53,095.15
  4. Step 4: Simplify right side
    171,456.67x = 13,650,285,781.53
  5. Step 5: Solve for x
    x = 13,650,285,781.53/171,456.67
  6. Step 6: Final answer
    x = 79,613.62

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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.