Home / 82,823.60-124,236.48-23,661.20

Finding the Fourth Proportional to 82,823.60, 124,236.48 and 23,661.20

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Solution

The fourth proportional to 82,823.60, 124,236.48 and 23,661.20 is: 35,492.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,823.60 : 124,236.48 = 23,661.20 : x
  2. Step 2: Convert to fraction form
    82,823.60/124,236.48 = 23,661.20/x
  3. Step 3: Cross multiply
    82,823.60x = 124,236.48 × 23,661.20
  4. Step 4: Simplify right side
    82,823.60x = 2,939,584,200.58
  5. Step 5: Solve for x
    x = 2,939,584,200.58/82,823.60
  6. Step 6: Final answer
    x = 35,492.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.