Home / 86,176.44-118,929.30-48,453.24

Finding the Fourth Proportional to 86,176.44, 118,929.30 and 48,453.24

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Solution

The fourth proportional to 86,176.44, 118,929.30 and 48,453.24 is: 66,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,176.44 : 118,929.30 = 48,453.24 : x
  2. Step 2: Convert to fraction form
    86,176.44/118,929.30 = 48,453.24/x
  3. Step 3: Cross multiply
    86,176.44x = 118,929.30 × 48,453.24
  4. Step 4: Simplify right side
    86,176.44x = 5,762,509,915.93
  5. Step 5: Solve for x
    x = 5,762,509,915.93/86,176.44
  6. Step 6: Final answer
    x = 66,868.74

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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.