Home / 255,372.08-382,487.76-185,090

Finding the Fourth Proportional to 255,372.08, 382,487.76 and 185,090

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Solution

The fourth proportional to 255,372.08, 382,487.76 and 185,090 is: 277,221.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,372.08 : 382,487.76 = 185,090 : x
  2. Step 2: Convert to fraction form
    255,372.08/382,487.76 = 185,090/x
  3. Step 3: Cross multiply
    255,372.08x = 382,487.76 × 185,090
  4. Step 4: Simplify right side
    255,372.08x = 70,794,659,498.40
  5. Step 5: Solve for x
    x = 70,794,659,498.40/255,372.08
  6. Step 6: Final answer
    x = 277,221.61

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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.