Home / 178,911.81-268,301.30-52,517.25

Finding the Fourth Proportional to 178,911.81, 268,301.30 and 52,517.25

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Solution

The fourth proportional to 178,911.81, 268,301.30 and 52,517.25 is: 78,756.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,911.81 : 268,301.30 = 52,517.25 : x
  2. Step 2: Convert to fraction form
    178,911.81/268,301.30 = 52,517.25/x
  3. Step 3: Cross multiply
    178,911.81x = 268,301.30 × 52,517.25
  4. Step 4: Simplify right side
    178,911.81x = 14,090,446,184.84
  5. Step 5: Solve for x
    x = 14,090,446,184.84/178,911.81
  6. Step 6: Final answer
    x = 78,756.38

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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.