Home / 108,107.72-162,235.40-37,987.04

Finding the Fourth Proportional to 108,107.72, 162,235.40 and 37,987.04

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Solution

The fourth proportional to 108,107.72, 162,235.40 and 37,987.04 is: 57,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,107.72 : 162,235.40 = 37,987.04 : x
  2. Step 2: Convert to fraction form
    108,107.72/162,235.40 = 37,987.04/x
  3. Step 3: Cross multiply
    108,107.72x = 162,235.40 × 37,987.04
  4. Step 4: Simplify right side
    108,107.72x = 6,162,842,629.22
  5. Step 5: Solve for x
    x = 6,162,842,629.22/108,107.72
  6. Step 6: Final answer
    x = 57,006.50

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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.