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Finding the Fourth Proportional to 236,449.80, 354,674.70 and 96,136.20

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Solution

The fourth proportional to 236,449.80, 354,674.70 and 96,136.20 is: 144,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,449.80 : 354,674.70 = 96,136.20 : x
  2. Step 2: Convert to fraction form
    236,449.80/354,674.70 = 96,136.20/x
  3. Step 3: Cross multiply
    236,449.80x = 354,674.70 × 96,136.20
  4. Step 4: Simplify right side
    236,449.80x = 34,097,077,894.14
  5. Step 5: Solve for x
    x = 34,097,077,894.14/236,449.80
  6. Step 6: Final answer
    x = 144,204.30

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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.