Home / 78,953.58-118,493.22-41,535.48

Finding the Fourth Proportional to 78,953.58, 118,493.22 and 41,535.48

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Solution

The fourth proportional to 78,953.58, 118,493.22 and 41,535.48 is: 62,336.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,953.58 : 118,493.22 = 41,535.48 : x
  2. Step 2: Convert to fraction form
    78,953.58/118,493.22 = 41,535.48/x
  3. Step 3: Cross multiply
    78,953.58x = 118,493.22 × 41,535.48
  4. Step 4: Simplify right side
    78,953.58x = 4,921,672,769.45
  5. Step 5: Solve for x
    x = 4,921,672,769.45/78,953.58
  6. Step 6: Final answer
    x = 62,336.28

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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.