Home / 79,406.48-119,091.52-47,394.58

Finding the Fourth Proportional to 79,406.48, 119,091.52 and 47,394.58

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Solution

The fourth proportional to 79,406.48, 119,091.52 and 47,394.58 is: 71,081.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,406.48 : 119,091.52 = 47,394.58 : x
  2. Step 2: Convert to fraction form
    79,406.48/119,091.52 = 47,394.58/x
  3. Step 3: Cross multiply
    79,406.48x = 119,091.52 × 47,394.58
  4. Step 4: Simplify right side
    79,406.48x = 5,644,292,333.48
  5. Step 5: Solve for x
    x = 5,644,292,333.48/79,406.48
  6. Step 6: Final answer
    x = 71,081.01

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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.