Home / 98,890.81-148,319.82-35,698.83

Finding the Fourth Proportional to 98,890.81, 148,319.82 and 35,698.83

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Solution

The fourth proportional to 98,890.81, 148,319.82 and 35,698.83 is: 53,542.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,890.81 : 148,319.82 = 35,698.83 : x
  2. Step 2: Convert to fraction form
    98,890.81/148,319.82 = 35,698.83/x
  3. Step 3: Cross multiply
    98,890.81x = 148,319.82 × 35,698.83
  4. Step 4: Simplify right side
    98,890.81x = 5,294,844,039.81
  5. Step 5: Solve for x
    x = 5,294,844,039.81/98,890.81
  6. Step 6: Final answer
    x = 53,542.33

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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.