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Finding the Fourth Proportional to 104,843.17, 157,028.16 and 48,565.05

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Solution

The fourth proportional to 104,843.17, 157,028.16 and 48,565.05 is: 72,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,843.17 : 157,028.16 = 48,565.05 : x
  2. Step 2: Convert to fraction form
    104,843.17/157,028.16 = 48,565.05/x
  3. Step 3: Cross multiply
    104,843.17x = 157,028.16 × 48,565.05
  4. Step 4: Simplify right side
    104,843.17x = 7,626,080,441.81
  5. Step 5: Solve for x
    x = 7,626,080,441.81/104,843.17
  6. Step 6: Final answer
    x = 72,737.98

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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.