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Finding the Fourth Proportional to 48,145.29, 72,203.22 and 16,973.25

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Solution

The fourth proportional to 48,145.29, 72,203.22 and 16,973.25 is: 25,454.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,145.29 : 72,203.22 = 16,973.25 : x
  2. Step 2: Convert to fraction form
    48,145.29/72,203.22 = 16,973.25/x
  3. Step 3: Cross multiply
    48,145.29x = 72,203.22 × 16,973.25
  4. Step 4: Simplify right side
    48,145.29x = 1,225,523,303.87
  5. Step 5: Solve for x
    x = 1,225,523,303.87/48,145.29
  6. Step 6: Final answer
    x = 25,454.69

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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.