Home / 336,729.60-505,090.08-96,849.36

Finding the Fourth Proportional to 336,729.60, 505,090.08 and 96,849.36

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Solution

The fourth proportional to 336,729.60, 505,090.08 and 96,849.36 is: 145,272.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,729.60 : 505,090.08 = 96,849.36 : x
  2. Step 2: Convert to fraction form
    336,729.60/505,090.08 = 96,849.36/x
  3. Step 3: Cross multiply
    336,729.60x = 505,090.08 × 96,849.36
  4. Step 4: Simplify right side
    336,729.60x = 48,917,650,990.35
  5. Step 5: Solve for x
    x = 48,917,650,990.35/336,729.60
  6. Step 6: Final answer
    x = 145,272.80

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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.