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Finding the Fourth Proportional to 79,613.84, 119,395.28 and 26,295.89

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Solution

The fourth proportional to 79,613.84, 119,395.28 and 26,295.89 is: 39,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,613.84 : 119,395.28 = 26,295.89 : x
  2. Step 2: Convert to fraction form
    79,613.84/119,395.28 = 26,295.89/x
  3. Step 3: Cross multiply
    79,613.84x = 119,395.28 × 26,295.89
  4. Step 4: Simplify right side
    79,613.84x = 3,139,604,420.94
  5. Step 5: Solve for x
    x = 3,139,604,420.94/79,613.84
  6. Step 6: Final answer
    x = 39,435.41

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1.5x scale

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.