Home / 411,055.92-616,682.64-141,180

Finding the Fourth Proportional to 411,055.92, 616,682.64 and 141,180

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Solution

The fourth proportional to 411,055.92, 616,682.64 and 141,180 is: 211,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,055.92 : 616,682.64 = 141,180 : x
  2. Step 2: Convert to fraction form
    411,055.92/616,682.64 = 141,180/x
  3. Step 3: Cross multiply
    411,055.92x = 616,682.64 × 141,180
  4. Step 4: Simplify right side
    411,055.92x = 87,063,255,115.20
  5. Step 5: Solve for x
    x = 87,063,255,115.20/411,055.92
  6. Step 6: Final answer
    x = 211,803.92

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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.