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Finding the Fourth Proportional to 352,671.51, 529,027.26 and 112,806.48

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Solution

The fourth proportional to 352,671.51, 529,027.26 and 112,806.48 is: 169,216.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,671.51 : 529,027.26 = 112,806.48 : x
  2. Step 2: Convert to fraction form
    352,671.51/529,027.26 = 112,806.48/x
  3. Step 3: Cross multiply
    352,671.51x = 529,027.26 × 112,806.48
  4. Step 4: Simplify right side
    352,671.51x = 59,677,703,024.64
  5. Step 5: Solve for x
    x = 59,677,703,024.64/352,671.51
  6. Step 6: Final answer
    x = 169,216.12

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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.