Home / 152,741.75-229,280.24-121,353.58

Finding the Fourth Proportional to 152,741.75, 229,280.24 and 121,353.58

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Solution

The fourth proportional to 152,741.75, 229,280.24 and 121,353.58 is: 182,163.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,741.75 : 229,280.24 = 121,353.58 : x
  2. Step 2: Convert to fraction form
    152,741.75/229,280.24 = 121,353.58/x
  3. Step 3: Cross multiply
    152,741.75x = 229,280.24 × 121,353.58
  4. Step 4: Simplify right side
    152,741.75x = 27,823,976,767.29
  5. Step 5: Solve for x
    x = 27,823,976,767.29/152,741.75
  6. Step 6: Final answer
    x = 182,163.53

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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.