Home / 258,739.60-357,051.36-144,014.44

Finding the Fourth Proportional to 258,739.60, 357,051.36 and 144,014.44

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Solution

The fourth proportional to 258,739.60, 357,051.36 and 144,014.44 is: 198,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,739.60 : 357,051.36 = 144,014.44 : x
  2. Step 2: Convert to fraction form
    258,739.60/357,051.36 = 144,014.44/x
  3. Step 3: Cross multiply
    258,739.60x = 357,051.36 × 144,014.44
  4. Step 4: Simplify right side
    258,739.60x = 51,420,551,661.64
  5. Step 5: Solve for x
    x = 51,420,551,661.64/258,739.60
  6. Step 6: Final answer
    x = 198,734.76

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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.