Home / 122,321.27-183,242.93-84,280.84

Finding the Fourth Proportional to 122,321.27, 183,242.93 and 84,280.84

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Solution

The fourth proportional to 122,321.27, 183,242.93 and 84,280.84 is: 126,256.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,321.27 : 183,242.93 = 84,280.84 : x
  2. Step 2: Convert to fraction form
    122,321.27/183,242.93 = 84,280.84/x
  3. Step 3: Cross multiply
    122,321.27x = 183,242.93 × 84,280.84
  4. Step 4: Simplify right side
    122,321.27x = 15,443,867,184.95
  5. Step 5: Solve for x
    x = 15,443,867,184.95/122,321.27
  6. Step 6: Final answer
    x = 126,256.59

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1.5x scale

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.