Home / 315,419.03-473,135.26-113,028.33

Finding the Fourth Proportional to 315,419.03, 473,135.26 and 113,028.33

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Solution

The fourth proportional to 315,419.03, 473,135.26 and 113,028.33 is: 169,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,419.03 : 473,135.26 = 113,028.33 : x
  2. Step 2: Convert to fraction form
    315,419.03/473,135.26 = 113,028.33/x
  3. Step 3: Cross multiply
    315,419.03x = 473,135.26 × 113,028.33
  4. Step 4: Simplify right side
    315,419.03x = 53,477,688,301.92
  5. Step 5: Solve for x
    x = 53,477,688,301.92/315,419.03
  6. Step 6: Final answer
    x = 169,544.90

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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.