Home / 299,004.07-448,581.87-99,325.50

Finding the Fourth Proportional to 299,004.07, 448,581.87 and 99,325.50

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Solution

The fourth proportional to 299,004.07, 448,581.87 and 99,325.50 is: 149,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,004.07 : 448,581.87 = 99,325.50 : x
  2. Step 2: Convert to fraction form
    299,004.07/448,581.87 = 99,325.50/x
  3. Step 3: Cross multiply
    299,004.07x = 448,581.87 × 99,325.50
  4. Step 4: Simplify right side
    299,004.07x = 44,555,615,789.15
  5. Step 5: Solve for x
    x = 44,555,615,789.15/299,004.07
  6. Step 6: Final answer
    x = 149,013.41

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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.