Home / 98,898-148,365.60-39,738.36

Finding the Fourth Proportional to 98,898, 148,365.60 and 39,738.36

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Solution

The fourth proportional to 98,898, 148,365.60 and 39,738.36 is: 59,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,898 : 148,365.60 = 39,738.36 : x
  2. Step 2: Convert to fraction form
    98,898/148,365.60 = 39,738.36/x
  3. Step 3: Cross multiply
    98,898x = 148,365.60 × 39,738.36
  4. Step 4: Simplify right side
    98,898x = 5,895,805,624.42
  5. Step 5: Solve for x
    x = 5,895,805,624.42/98,898
  6. Step 6: Final answer
    x = 59,615.01

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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.