Home / 82,823.85-124,236.86-23,661.45

Finding the Fourth Proportional to 82,823.85, 124,236.86 and 23,661.45

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Solution

The fourth proportional to 82,823.85, 124,236.86 and 23,661.45 is: 35,492.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,823.85 : 124,236.86 = 23,661.45 : x
  2. Step 2: Convert to fraction form
    82,823.85/124,236.86 = 23,661.45/x
  3. Step 3: Cross multiply
    82,823.85x = 124,236.86 × 23,661.45
  4. Step 4: Simplify right side
    82,823.85x = 2,939,624,132.74
  5. Step 5: Solve for x
    x = 2,939,624,132.74/82,823.85
  6. Step 6: Final answer
    x = 35,492.48

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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.