Home / 74,203.44-111,341.70-34,753.74

Finding the Fourth Proportional to 74,203.44, 111,341.70 and 34,753.74

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Solution

The fourth proportional to 74,203.44, 111,341.70 and 34,753.74 is: 52,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,203.44 : 111,341.70 = 34,753.74 : x
  2. Step 2: Convert to fraction form
    74,203.44/111,341.70 = 34,753.74/x
  3. Step 3: Cross multiply
    74,203.44x = 111,341.70 × 34,753.74
  4. Step 4: Simplify right side
    74,203.44x = 3,869,540,492.96
  5. Step 5: Solve for x
    x = 3,869,540,492.96/74,203.44
  6. Step 6: Final answer
    x = 52,147.72

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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.