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Finding the Fourth Proportional to 79,004.48, 118,513.02 and 26,414.24

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Solution

The fourth proportional to 79,004.48, 118,513.02 and 26,414.24 is: 39,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,004.48 : 118,513.02 = 26,414.24 : x
  2. Step 2: Convert to fraction form
    79,004.48/118,513.02 = 26,414.24/x
  3. Step 3: Cross multiply
    79,004.48x = 118,513.02 × 26,414.24
  4. Step 4: Simplify right side
    79,004.48x = 3,130,431,353.40
  5. Step 5: Solve for x
    x = 3,130,431,353.40/79,004.48
  6. Step 6: Final answer
    x = 39,623.47

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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.