Home / 74,669.04-112,005-22,078.44

Finding the Fourth Proportional to 74,669.04, 112,005 and 22,078.44

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Solution

The fourth proportional to 74,669.04, 112,005 and 22,078.44 is: 33,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,669.04 : 112,005 = 22,078.44 : x
  2. Step 2: Convert to fraction form
    74,669.04/112,005 = 22,078.44/x
  3. Step 3: Cross multiply
    74,669.04x = 112,005 × 22,078.44
  4. Step 4: Simplify right side
    74,669.04x = 2,472,895,672.20
  5. Step 5: Solve for x
    x = 2,472,895,672.20/74,669.04
  6. Step 6: Final answer
    x = 33,118.09

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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.