Home / 98,828.26-148,270.07-39,705.45

Finding the Fourth Proportional to 98,828.26, 148,270.07 and 39,705.45

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Solution

The fourth proportional to 98,828.26, 148,270.07 and 39,705.45 is: 59,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,828.26 : 148,270.07 = 39,705.45 : x
  2. Step 2: Convert to fraction form
    98,828.26/148,270.07 = 39,705.45/x
  3. Step 3: Cross multiply
    98,828.26x = 148,270.07 × 39,705.45
  4. Step 4: Simplify right side
    98,828.26x = 5,887,129,850.88
  5. Step 5: Solve for x
    x = 5,887,129,850.88/98,828.26
  6. Step 6: Final answer
    x = 59,569.30

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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.