Home / 88,384.37-121,968.72-48,099.02

Finding the Fourth Proportional to 88,384.37, 121,968.72 and 48,099.02

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Solution

The fourth proportional to 88,384.37, 121,968.72 and 48,099.02 is: 66,375.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,384.37 : 121,968.72 = 48,099.02 : x
  2. Step 2: Convert to fraction form
    88,384.37/121,968.72 = 48,099.02/x
  3. Step 3: Cross multiply
    88,384.37x = 121,968.72 × 48,099.02
  4. Step 4: Simplify right side
    88,384.37x = 5,866,575,292.81
  5. Step 5: Solve for x
    x = 5,866,575,292.81/88,384.37
  6. Step 6: Final answer
    x = 66,375.71

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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.