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Finding the Fourth Proportional to 104,833.84, 157,211.88 and 56,792.92

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Solution

The fourth proportional to 104,833.84, 157,211.88 and 56,792.92 is: 85,168.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,833.84 : 157,211.88 = 56,792.92 : x
  2. Step 2: Convert to fraction form
    104,833.84/157,211.88 = 56,792.92/x
  3. Step 3: Cross multiply
    104,833.84x = 157,211.88 × 56,792.92
  4. Step 4: Simplify right side
    104,833.84x = 8,928,521,723.89
  5. Step 5: Solve for x
    x = 8,928,521,723.89/104,833.84
  6. Step 6: Final answer
    x = 85,168.32

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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.