Home / 45,824.40-68,736.60-34,160.40

Finding the Fourth Proportional to 45,824.40, 68,736.60 and 34,160.40

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Solution

The fourth proportional to 45,824.40, 68,736.60 and 34,160.40 is: 51,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,824.40 : 68,736.60 = 34,160.40 : x
  2. Step 2: Convert to fraction form
    45,824.40/68,736.60 = 34,160.40/x
  3. Step 3: Cross multiply
    45,824.40x = 68,736.60 × 34,160.40
  4. Step 4: Simplify right side
    45,824.40x = 2,348,069,750.64
  5. Step 5: Solve for x
    x = 2,348,069,750.64/45,824.40
  6. Step 6: Final answer
    x = 51,240.60

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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.