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Finding the Fourth Proportional to 173,090.60, 259,708.80 and 94,261.40

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Solution

The fourth proportional to 173,090.60, 259,708.80 and 94,261.40 is: 141,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,090.60 : 259,708.80 = 94,261.40 : x
  2. Step 2: Convert to fraction form
    173,090.60/259,708.80 = 94,261.40/x
  3. Step 3: Cross multiply
    173,090.60x = 259,708.80 × 94,261.40
  4. Step 4: Simplify right side
    173,090.60x = 24,480,515,080.32
  5. Step 5: Solve for x
    x = 24,480,515,080.32/173,090.60
  6. Step 6: Final answer
    x = 141,431.80

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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.