Home / 107,212.21-160,766.32-32,318.40

Finding the Fourth Proportional to 107,212.21, 160,766.32 and 32,318.40

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Solution

The fourth proportional to 107,212.21, 160,766.32 and 32,318.40 is: 48,461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,212.21 : 160,766.32 = 32,318.40 : x
  2. Step 2: Convert to fraction form
    107,212.21/160,766.32 = 32,318.40/x
  3. Step 3: Cross multiply
    107,212.21x = 160,766.32 × 32,318.40
  4. Step 4: Simplify right side
    107,212.21x = 5,195,710,236.29
  5. Step 5: Solve for x
    x = 5,195,710,236.29/107,212.21
  6. Step 6: Final answer
    x = 48,461.93

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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.