Home / 219,583.13-303,025.12-118,981.13

Finding the Fourth Proportional to 219,583.13, 303,025.12 and 118,981.13

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Solution

The fourth proportional to 219,583.13, 303,025.12 and 118,981.13 is: 164,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,583.13 : 303,025.12 = 118,981.13 : x
  2. Step 2: Convert to fraction form
    219,583.13/303,025.12 = 118,981.13/x
  3. Step 3: Cross multiply
    219,583.13x = 303,025.12 × 118,981.13
  4. Step 4: Simplify right side
    219,583.13x = 36,054,269,383.41
  5. Step 5: Solve for x
    x = 36,054,269,383.41/219,583.13
  6. Step 6: Final answer
    x = 164,194.17

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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.