Home / 79,418.07-119,089.36-46,147.73

Finding the Fourth Proportional to 79,418.07, 119,089.36 and 46,147.73

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Solution

The fourth proportional to 79,418.07, 119,089.36 and 46,147.73 is: 69,199.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,418.07 : 119,089.36 = 46,147.73 : x
  2. Step 2: Convert to fraction form
    79,418.07/119,089.36 = 46,147.73/x
  3. Step 3: Cross multiply
    79,418.07x = 119,089.36 × 46,147.73
  4. Step 4: Simplify right side
    79,418.07x = 5,495,703,631.15
  5. Step 5: Solve for x
    x = 5,495,703,631.15/79,418.07
  6. Step 6: Final answer
    x = 69,199.66

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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.