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Finding the Fourth Proportional to 96,328.71, 144,478.49 and 26,213.49

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Solution

The fourth proportional to 96,328.71, 144,478.49 and 26,213.49 is: 39,316.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,328.71 : 144,478.49 = 26,213.49 : x
  2. Step 2: Convert to fraction form
    96,328.71/144,478.49 = 26,213.49/x
  3. Step 3: Cross multiply
    96,328.71x = 144,478.49 × 26,213.49
  4. Step 4: Simplify right side
    96,328.71x = 3,787,285,321.76
  5. Step 5: Solve for x
    x = 3,787,285,321.76/96,328.71
  6. Step 6: Final answer
    x = 39,316.27

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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.