Home / 117,068.58-161,537.36-68,652.23

Finding the Fourth Proportional to 117,068.58, 161,537.36 and 68,652.23

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Solution

The fourth proportional to 117,068.58, 161,537.36 and 68,652.23 is: 94,729.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,068.58 : 161,537.36 = 68,652.23 : x
  2. Step 2: Convert to fraction form
    117,068.58/161,537.36 = 68,652.23/x
  3. Step 3: Cross multiply
    117,068.58x = 161,537.36 × 68,652.23
  4. Step 4: Simplify right side
    117,068.58x = 11,089,898,841.36
  5. Step 5: Solve for x
    x = 11,089,898,841.36/117,068.58
  6. Step 6: Final answer
    x = 94,729.93

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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.