Home / 131,492.46-197,421.20-67,496.10

Finding the Fourth Proportional to 131,492.46, 197,421.20 and 67,496.10

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Solution

The fourth proportional to 131,492.46, 197,421.20 and 67,496.10 is: 101,337.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,492.46 : 197,421.20 = 67,496.10 : x
  2. Step 2: Convert to fraction form
    131,492.46/197,421.20 = 67,496.10/x
  3. Step 3: Cross multiply
    131,492.46x = 197,421.20 × 67,496.10
  4. Step 4: Simplify right side
    131,492.46x = 13,325,161,057.32
  5. Step 5: Solve for x
    x = 13,325,161,057.32/131,492.46
  6. Step 6: Final answer
    x = 101,337.83

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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.