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Finding the Fourth Proportional to 79,502.58, 119,259.39 and 26,894.28

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Solution

The fourth proportional to 79,502.58, 119,259.39 and 26,894.28 is: 40,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,502.58 : 119,259.39 = 26,894.28 : x
  2. Step 2: Convert to fraction form
    79,502.58/119,259.39 = 26,894.28/x
  3. Step 3: Cross multiply
    79,502.58x = 119,259.39 × 26,894.28
  4. Step 4: Simplify right side
    79,502.58x = 3,207,395,427.29
  5. Step 5: Solve for x
    x = 3,207,395,427.29/79,502.58
  6. Step 6: Final answer
    x = 40,343.29

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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.