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Finding the Fourth Proportional to 164,569.21, 246,853.82 and 39,910.21

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Solution

The fourth proportional to 164,569.21, 246,853.82 and 39,910.21 is: 59,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,569.21 : 246,853.82 = 39,910.21 : x
  2. Step 2: Convert to fraction form
    164,569.21/246,853.82 = 39,910.21/x
  3. Step 3: Cross multiply
    164,569.21x = 246,853.82 × 39,910.21
  4. Step 4: Simplify right side
    164,569.21x = 9,851,987,795.50
  5. Step 5: Solve for x
    x = 9,851,987,795.50/164,569.21
  6. Step 6: Final answer
    x = 59,865.32

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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.