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Finding the Fourth Proportional to 79,644.94, 119,484.69 and 24,239.50

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Solution

The fourth proportional to 79,644.94, 119,484.69 and 24,239.50 is: 36,364.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,644.94 : 119,484.69 = 24,239.50 : x
  2. Step 2: Convert to fraction form
    79,644.94/119,484.69 = 24,239.50/x
  3. Step 3: Cross multiply
    79,644.94x = 119,484.69 × 24,239.50
  4. Step 4: Simplify right side
    79,644.94x = 2,896,249,143.26
  5. Step 5: Solve for x
    x = 2,896,249,143.26/79,644.94
  6. Step 6: Final answer
    x = 36,364.51

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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.