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Finding the Fourth Proportional to 79,710.94, 119,586.06 and 23,550.76

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Solution

The fourth proportional to 79,710.94, 119,586.06 and 23,550.76 is: 35,331.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,710.94 : 119,586.06 = 23,550.76 : x
  2. Step 2: Convert to fraction form
    79,710.94/119,586.06 = 23,550.76/x
  3. Step 3: Cross multiply
    79,710.94x = 119,586.06 × 23,550.76
  4. Step 4: Simplify right side
    79,710.94x = 2,816,342,598.41
  5. Step 5: Solve for x
    x = 2,816,342,598.41/79,710.94
  6. Step 6: Final answer
    x = 35,331.95

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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.