Home / 71,984,402.97-108,037,162.55-67,444,314

Finding the Fourth Proportional to 71,984,402.97, 108,037,162.55 and 67,444,314

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Solution

The fourth proportional to 71,984,402.97, 108,037,162.55 and 67,444,314 is: 101,223,209.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,984,402.97 : 108,037,162.55 = 67,444,314 : x
  2. Step 2: Convert to fraction form
    71,984,402.97/108,037,162.55 = 67,444,314/x
  3. Step 3: Cross multiply
    71,984,402.97x = 108,037,162.55 × 67,444,314
  4. Step 4: Simplify right side
    71,984,402.97x = 7,286,492,314,691,240
  5. Step 5: Solve for x
    x = 7,286,492,314,691,240/71,984,402.97
  6. Step 6: Final answer
    x = 101,223,209.67

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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.