Home / 178,146.56-245,723.97-114,564.80

Finding the Fourth Proportional to 178,146.56, 245,723.97 and 114,564.80

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Solution

The fourth proportional to 178,146.56, 245,723.97 and 114,564.80 is: 158,023.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,146.56 : 245,723.97 = 114,564.80 : x
  2. Step 2: Convert to fraction form
    178,146.56/245,723.97 = 114,564.80/x
  3. Step 3: Cross multiply
    178,146.56x = 245,723.97 × 114,564.80
  4. Step 4: Simplify right side
    178,146.56x = 28,151,317,478.26
  5. Step 5: Solve for x
    x = 28,151,317,478.26/178,146.56
  6. Step 6: Final answer
    x = 158,023.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.