Home / 78,094.42-107,766.03-45,824.69

Finding the Fourth Proportional to 78,094.42, 107,766.03 and 45,824.69

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Solution

The fourth proportional to 78,094.42, 107,766.03 and 45,824.69 is: 63,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,094.42 : 107,766.03 = 45,824.69 : x
  2. Step 2: Convert to fraction form
    78,094.42/107,766.03 = 45,824.69/x
  3. Step 3: Cross multiply
    78,094.42x = 107,766.03 × 45,824.69
  4. Step 4: Simplify right side
    78,094.42x = 4,938,344,917.28
  5. Step 5: Solve for x
    x = 4,938,344,917.28/78,094.42
  6. Step 6: Final answer
    x = 63,235.57

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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.