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Finding the Fourth Proportional to 349,992.06, 525,071.12 and 113,334.36

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Solution

The fourth proportional to 349,992.06, 525,071.12 and 113,334.36 is: 170,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,992.06 : 525,071.12 = 113,334.36 : x
  2. Step 2: Convert to fraction form
    349,992.06/525,071.12 = 113,334.36/x
  3. Step 3: Cross multiply
    349,992.06x = 525,071.12 × 113,334.36
  4. Step 4: Simplify right side
    349,992.06x = 59,508,599,339.68
  5. Step 5: Solve for x
    x = 59,508,599,339.68/349,992.06
  6. Step 6: Final answer
    x = 170,028.43

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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.