Home / 122,234.24-168,683.64-67,790.29

Finding the Fourth Proportional to 122,234.24, 168,683.64 and 67,790.29

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Solution

The fourth proportional to 122,234.24, 168,683.64 and 67,790.29 is: 93,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,234.24 : 168,683.64 = 67,790.29 : x
  2. Step 2: Convert to fraction form
    122,234.24/168,683.64 = 67,790.29/x
  3. Step 3: Cross multiply
    122,234.24x = 168,683.64 × 67,790.29
  4. Step 4: Simplify right side
    122,234.24x = 11,435,112,830.50
  5. Step 5: Solve for x
    x = 11,435,112,830.50/122,234.24
  6. Step 6: Final answer
    x = 93,550.82

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1.5x scale

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.