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Finding the Fourth Proportional to 223,151.92, 334,727.82 and 65,380.32

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Solution

The fourth proportional to 223,151.92, 334,727.82 and 65,380.32 is: 98,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,151.92 : 334,727.82 = 65,380.32 : x
  2. Step 2: Convert to fraction form
    223,151.92/334,727.82 = 65,380.32/x
  3. Step 3: Cross multiply
    223,151.92x = 334,727.82 × 65,380.32
  4. Step 4: Simplify right side
    223,151.92x = 21,884,611,984.50
  5. Step 5: Solve for x
    x = 21,884,611,984.50/223,151.92
  6. Step 6: Final answer
    x = 98,070.46

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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.