Home / 84,316.01-116,355.89-48,513.06

Finding the Fourth Proportional to 84,316.01, 116,355.89 and 48,513.06

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Solution

The fourth proportional to 84,316.01, 116,355.89 and 48,513.06 is: 66,947.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,316.01 : 116,355.89 = 48,513.06 : x
  2. Step 2: Convert to fraction form
    84,316.01/116,355.89 = 48,513.06/x
  3. Step 3: Cross multiply
    84,316.01x = 116,355.89 × 48,513.06
  4. Step 4: Simplify right side
    84,316.01x = 5,644,780,394.21
  5. Step 5: Solve for x
    x = 5,644,780,394.21/84,316.01
  6. Step 6: Final answer
    x = 66,947.91

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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.