Home / 122,222.70-168,653.81-67,773.50

Finding the Fourth Proportional to 122,222.70, 168,653.81 and 67,773.50

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Solution

The fourth proportional to 122,222.70, 168,653.81 and 67,773.50 is: 93,519.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,222.70 : 168,653.81 = 67,773.50 : x
  2. Step 2: Convert to fraction form
    122,222.70/168,653.81 = 67,773.50/x
  3. Step 3: Cross multiply
    122,222.70x = 168,653.81 × 67,773.50
  4. Step 4: Simplify right side
    122,222.70x = 11,430,258,427.56
  5. Step 5: Solve for x
    x = 11,430,258,427.56/122,222.70
  6. Step 6: Final answer
    x = 93,519.93

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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.