Home / 248,580.18-372,914.10-91,028.70

Finding the Fourth Proportional to 248,580.18, 372,914.10 and 91,028.70

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Solution

The fourth proportional to 248,580.18, 372,914.10 and 91,028.70 is: 136,559.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,580.18 : 372,914.10 = 91,028.70 : x
  2. Step 2: Convert to fraction form
    248,580.18/372,914.10 = 91,028.70/x
  3. Step 3: Cross multiply
    248,580.18x = 372,914.10 × 91,028.70
  4. Step 4: Simplify right side
    248,580.18x = 33,945,885,734.67
  5. Step 5: Solve for x
    x = 33,945,885,734.67/248,580.18
  6. Step 6: Final answer
    x = 136,559.10

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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.