Home / 135,623.40-203,492.70-65,466.60

Finding the Fourth Proportional to 135,623.40, 203,492.70 and 65,466.60

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Solution

The fourth proportional to 135,623.40, 203,492.70 and 65,466.60 is: 98,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,623.40 : 203,492.70 = 65,466.60 : x
  2. Step 2: Convert to fraction form
    135,623.40/203,492.70 = 65,466.60/x
  3. Step 3: Cross multiply
    135,623.40x = 203,492.70 × 65,466.60
  4. Step 4: Simplify right side
    135,623.40x = 13,321,975,193.82
  5. Step 5: Solve for x
    x = 13,321,975,193.82/135,623.40
  6. Step 6: Final answer
    x = 98,227.70

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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.