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Finding the Fourth Proportional to 45,797.14, 68,699.05 and 14,203.19

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Solution

The fourth proportional to 45,797.14, 68,699.05 and 14,203.19 is: 21,305.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,797.14 : 68,699.05 = 14,203.19 : x
  2. Step 2: Convert to fraction form
    45,797.14/68,699.05 = 14,203.19/x
  3. Step 3: Cross multiply
    45,797.14x = 68,699.05 × 14,203.19
  4. Step 4: Simplify right side
    45,797.14x = 975,745,796.21
  5. Step 5: Solve for x
    x = 975,745,796.21/45,797.14
  6. Step 6: Final answer
    x = 21,305.82

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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.