Home / 84,587.05-116,734-48,298.32

Finding the Fourth Proportional to 84,587.05, 116,734 and 48,298.32

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Solution

The fourth proportional to 84,587.05, 116,734 and 48,298.32 is: 66,653.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,587.05 : 116,734 = 48,298.32 : x
  2. Step 2: Convert to fraction form
    84,587.05/116,734 = 48,298.32/x
  3. Step 3: Cross multiply
    84,587.05x = 116,734 × 48,298.32
  4. Step 4: Simplify right side
    84,587.05x = 5,638,055,503.21
  5. Step 5: Solve for x
    x = 5,638,055,503.21/84,587.05
  6. Step 6: Final answer
    x = 66,653.89

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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.