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Finding the Fourth Proportional to 260,511.02, 359,524.52 and 145,801.16

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Solution

The fourth proportional to 260,511.02, 359,524.52 and 145,801.16 is: 201,216.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,511.02 : 359,524.52 = 145,801.16 : x
  2. Step 2: Convert to fraction form
    260,511.02/359,524.52 = 145,801.16/x
  3. Step 3: Cross multiply
    260,511.02x = 359,524.52 × 145,801.16
  4. Step 4: Simplify right side
    260,511.02x = 52,419,092,064.44
  5. Step 5: Solve for x
    x = 52,419,092,064.44/260,511.02
  6. Step 6: Final answer
    x = 201,216.41

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1.5x scale

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.