Home / 148,017.70-204,269.61-84,345.22

Finding the Fourth Proportional to 148,017.70, 204,269.61 and 84,345.22

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Solution

The fourth proportional to 148,017.70, 204,269.61 and 84,345.22 is: 116,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,017.70 : 204,269.61 = 84,345.22 : x
  2. Step 2: Convert to fraction form
    148,017.70/204,269.61 = 84,345.22/x
  3. Step 3: Cross multiply
    148,017.70x = 204,269.61 × 84,345.22
  4. Step 4: Simplify right side
    148,017.70x = 17,229,165,194.76
  5. Step 5: Solve for x
    x = 17,229,165,194.76/148,017.70
  6. Step 6: Final answer
    x = 116,399.36

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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.