Home / 146,187.05-219,368.05-83,901.29

Finding the Fourth Proportional to 146,187.05, 219,368.05 and 83,901.29

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Solution

The fourth proportional to 146,187.05, 219,368.05 and 83,901.29 is: 125,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,187.05 : 219,368.05 = 83,901.29 : x
  2. Step 2: Convert to fraction form
    146,187.05/219,368.05 = 83,901.29/x
  3. Step 3: Cross multiply
    146,187.05x = 219,368.05 × 83,901.29
  4. Step 4: Simplify right side
    146,187.05x = 18,405,261,073.19
  5. Step 5: Solve for x
    x = 18,405,261,073.19/146,187.05
  6. Step 6: Final answer
    x = 125,902.13

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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.