Home / 108,946.22-150,360.91-61,203.20

Finding the Fourth Proportional to 108,946.22, 150,360.91 and 61,203.20

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Solution

The fourth proportional to 108,946.22, 150,360.91 and 61,203.20 is: 84,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,946.22 : 150,360.91 = 61,203.20 : x
  2. Step 2: Convert to fraction form
    108,946.22/150,360.91 = 61,203.20/x
  3. Step 3: Cross multiply
    108,946.22x = 150,360.91 × 61,203.20
  4. Step 4: Simplify right side
    108,946.22x = 9,202,568,095.11
  5. Step 5: Solve for x
    x = 9,202,568,095.11/108,946.22
  6. Step 6: Final answer
    x = 84,468.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.