Home / 113,070.04-169,405.48-68,606.50

Finding the Fourth Proportional to 113,070.04, 169,405.48 and 68,606.50

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Solution

The fourth proportional to 113,070.04, 169,405.48 and 68,606.50 is: 102,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,070.04 : 169,405.48 = 68,606.50 : x
  2. Step 2: Convert to fraction form
    113,070.04/169,405.48 = 68,606.50/x
  3. Step 3: Cross multiply
    113,070.04x = 169,405.48 × 68,606.50
  4. Step 4: Simplify right side
    113,070.04x = 11,622,317,063.62
  5. Step 5: Solve for x
    x = 11,622,317,063.62/113,070.04
  6. Step 6: Final answer
    x = 102,788.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.