Home / 45,426.40-68,153.52-23,255.48

Finding the Fourth Proportional to 45,426.40, 68,153.52 and 23,255.48

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Solution

The fourth proportional to 45,426.40, 68,153.52 and 23,255.48 is: 34,890.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,426.40 : 68,153.52 = 23,255.48 : x
  2. Step 2: Convert to fraction form
    45,426.40/68,153.52 = 23,255.48/x
  3. Step 3: Cross multiply
    45,426.40x = 68,153.52 × 23,255.48
  4. Step 4: Simplify right side
    45,426.40x = 1,584,942,821.29
  5. Step 5: Solve for x
    x = 1,584,942,821.29/45,426.40
  6. Step 6: Final answer
    x = 34,890.35

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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.