Home / 107,225.75-160,838.63-73,458.47

Finding the Fourth Proportional to 107,225.75, 160,838.63 and 73,458.47

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Solution

The fourth proportional to 107,225.75, 160,838.63 and 73,458.47 is: 110,187.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,225.75 : 160,838.63 = 73,458.47 : x
  2. Step 2: Convert to fraction form
    107,225.75/160,838.63 = 73,458.47/x
  3. Step 3: Cross multiply
    107,225.75x = 160,838.63 × 73,458.47
  4. Step 4: Simplify right side
    107,225.75x = 11,814,959,676.70
  5. Step 5: Solve for x
    x = 11,814,959,676.70/107,225.75
  6. Step 6: Final answer
    x = 110,187.71

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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.