Home / 293,965.52-405,671.88-159,829.20

Finding the Fourth Proportional to 293,965.52, 405,671.88 and 159,829.20

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Solution

The fourth proportional to 293,965.52, 405,671.88 and 159,829.20 is: 220,564.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,965.52 : 405,671.88 = 159,829.20 : x
  2. Step 2: Convert to fraction form
    293,965.52/405,671.88 = 159,829.20/x
  3. Step 3: Cross multiply
    293,965.52x = 405,671.88 × 159,829.20
  4. Step 4: Simplify right side
    293,965.52x = 64,838,212,042.90
  5. Step 5: Solve for x
    x = 64,838,212,042.90/293,965.52
  6. Step 6: Final answer
    x = 220,564.00

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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.