Home / 131,213.10-196,850.88-42,466.60

Finding the Fourth Proportional to 131,213.10, 196,850.88 and 42,466.60

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Solution

The fourth proportional to 131,213.10, 196,850.88 and 42,466.60 is: 63,710.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,213.10 : 196,850.88 = 42,466.60 : x
  2. Step 2: Convert to fraction form
    131,213.10/196,850.88 = 42,466.60/x
  3. Step 3: Cross multiply
    131,213.10x = 196,850.88 × 42,466.60
  4. Step 4: Simplify right side
    131,213.10x = 8,359,587,368.28
  5. Step 5: Solve for x
    x = 8,359,587,368.28/131,213.10
  6. Step 6: Final answer
    x = 63,710.01

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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.