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Finding the Fourth Proportional to 76,651.74, 114,980.04 and 26,737.11

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Solution

The fourth proportional to 76,651.74, 114,980.04 and 26,737.11 is: 40,106.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,651.74 : 114,980.04 = 26,737.11 : x
  2. Step 2: Convert to fraction form
    76,651.74/114,980.04 = 26,737.11/x
  3. Step 3: Cross multiply
    76,651.74x = 114,980.04 × 26,737.11
  4. Step 4: Simplify right side
    76,651.74x = 3,074,233,977.28
  5. Step 5: Solve for x
    x = 3,074,233,977.28/76,651.74
  6. Step 6: Final answer
    x = 40,106.51

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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.