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Finding the Fourth Proportional to 301,643.21, 452,523.14 and 114,640.13

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Solution

The fourth proportional to 301,643.21, 452,523.14 and 114,640.13 is: 171,982.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,643.21 : 452,523.14 = 114,640.13 : x
  2. Step 2: Convert to fraction form
    301,643.21/452,523.14 = 114,640.13/x
  3. Step 3: Cross multiply
    301,643.21x = 452,523.14 × 114,640.13
  4. Step 4: Simplify right side
    301,643.21x = 51,877,308,761.79
  5. Step 5: Solve for x
    x = 51,877,308,761.79/301,643.21
  6. Step 6: Final answer
    x = 171,982.35

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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.