Home / 74,492.10-111,738.15-44,967.60

Finding the Fourth Proportional to 74,492.10, 111,738.15 and 44,967.60

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Solution

The fourth proportional to 74,492.10, 111,738.15 and 44,967.60 is: 67,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,492.10 : 111,738.15 = 44,967.60 : x
  2. Step 2: Convert to fraction form
    74,492.10/111,738.15 = 44,967.60/x
  3. Step 3: Cross multiply
    74,492.10x = 111,738.15 × 44,967.60
  4. Step 4: Simplify right side
    74,492.10x = 5,024,596,433.94
  5. Step 5: Solve for x
    x = 5,024,596,433.94/74,492.10
  6. Step 6: Final answer
    x = 67,451.40

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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.