Home / 86,063.64-118,778.94-48,337.89

Finding the Fourth Proportional to 86,063.64, 118,778.94 and 48,337.89

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Solution

The fourth proportional to 86,063.64, 118,778.94 and 48,337.89 is: 66,712.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,063.64 : 118,778.94 = 48,337.89 : x
  2. Step 2: Convert to fraction form
    86,063.64/118,778.94 = 48,337.89/x
  3. Step 3: Cross multiply
    86,063.64x = 118,778.94 × 48,337.89
  4. Step 4: Simplify right side
    86,063.64x = 5,741,523,336.04
  5. Step 5: Solve for x
    x = 5,741,523,336.04/86,063.64
  6. Step 6: Final answer
    x = 66,712.53

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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.