Home / 174,100.89-261,172.76-67,486.67

Finding the Fourth Proportional to 174,100.89, 261,172.76 and 67,486.67

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Solution

The fourth proportional to 174,100.89, 261,172.76 and 67,486.67 is: 101,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,100.89 : 261,172.76 = 67,486.67 : x
  2. Step 2: Convert to fraction form
    174,100.89/261,172.76 = 67,486.67/x
  3. Step 3: Cross multiply
    174,100.89x = 261,172.76 × 67,486.67
  4. Step 4: Simplify right side
    174,100.89x = 17,625,679,203.21
  5. Step 5: Solve for x
    x = 17,625,679,203.21/174,100.89
  6. Step 6: Final answer
    x = 101,238.30

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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.