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Finding the Fourth Proportional to 46,809.52, 70,255.02 and 25,768.96

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Solution

The fourth proportional to 46,809.52, 70,255.02 and 25,768.96 is: 38,675.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,809.52 : 70,255.02 = 25,768.96 : x
  2. Step 2: Convert to fraction form
    46,809.52/70,255.02 = 25,768.96/x
  3. Step 3: Cross multiply
    46,809.52x = 70,255.02 × 25,768.96
  4. Step 4: Simplify right side
    46,809.52x = 1,810,398,800.18
  5. Step 5: Solve for x
    x = 1,810,398,800.18/46,809.52
  6. Step 6: Final answer
    x = 38,675.87

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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.