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Finding the Fourth Proportional to 224,059.90, 308,994.84 and 163,534.66

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Solution

The fourth proportional to 224,059.90, 308,994.84 and 163,534.66 is: 225,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,059.90 : 308,994.84 = 163,534.66 : x
  2. Step 2: Convert to fraction form
    224,059.90/308,994.84 = 163,534.66/x
  3. Step 3: Cross multiply
    224,059.90x = 308,994.84 × 163,534.66
  4. Step 4: Simplify right side
    224,059.90x = 50,531,366,101.15
  5. Step 5: Solve for x
    x = 50,531,366,101.15/224,059.90
  6. Step 6: Final answer
    x = 225,526.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.