Home / 45,899.92-68,845.02-22,455.28

Finding the Fourth Proportional to 45,899.92, 68,845.02 and 22,455.28

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Solution

The fourth proportional to 45,899.92, 68,845.02 and 22,455.28 is: 33,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,899.92 : 68,845.02 = 22,455.28 : x
  2. Step 2: Convert to fraction form
    45,899.92/68,845.02 = 22,455.28/x
  3. Step 3: Cross multiply
    45,899.92x = 68,845.02 × 22,455.28
  4. Step 4: Simplify right side
    45,899.92x = 1,545,934,200.71
  5. Step 5: Solve for x
    x = 1,545,934,200.71/45,899.92
  6. Step 6: Final answer
    x = 33,680.54

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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.