Home / 301,515.03-452,338.16-91,147.50

Finding the Fourth Proportional to 301,515.03, 452,338.16 and 91,147.50

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Solution

The fourth proportional to 301,515.03, 452,338.16 and 91,147.50 is: 136,741.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,515.03 : 452,338.16 = 91,147.50 : x
  2. Step 2: Convert to fraction form
    301,515.03/452,338.16 = 91,147.50/x
  3. Step 3: Cross multiply
    301,515.03x = 452,338.16 × 91,147.50
  4. Step 4: Simplify right side
    301,515.03x = 41,229,491,982.86
  5. Step 5: Solve for x
    x = 41,229,491,982.86/301,515.03
  6. Step 6: Final answer
    x = 136,741.08

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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.