Home / 147,945.48-204,166.94-84,281.91

Finding the Fourth Proportional to 147,945.48, 204,166.94 and 84,281.91

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Solution

The fourth proportional to 147,945.48, 204,166.94 and 84,281.91 is: 116,310.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,945.48 : 204,166.94 = 84,281.91 : x
  2. Step 2: Convert to fraction form
    147,945.48/204,166.94 = 84,281.91/x
  3. Step 3: Cross multiply
    147,945.48x = 204,166.94 × 84,281.91
  4. Step 4: Simplify right side
    147,945.48x = 17,207,579,662.06
  5. Step 5: Solve for x
    x = 17,207,579,662.06/147,945.48
  6. Step 6: Final answer
    x = 116,310.28

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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.