Home / 112,116.10-168,174.75-29,010.10

Finding the Fourth Proportional to 112,116.10, 168,174.75 and 29,010.10

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Solution

The fourth proportional to 112,116.10, 168,174.75 and 29,010.10 is: 43,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,116.10 : 168,174.75 = 29,010.10 : x
  2. Step 2: Convert to fraction form
    112,116.10/168,174.75 = 29,010.10/x
  3. Step 3: Cross multiply
    112,116.10x = 168,174.75 × 29,010.10
  4. Step 4: Simplify right side
    112,116.10x = 4,878,765,894.54
  5. Step 5: Solve for x
    x = 4,878,765,894.54/112,116.10
  6. Step 6: Final answer
    x = 43,515.30

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1.5x scale

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.