Home / 122,330.34-168,817.28-67,883.62

Finding the Fourth Proportional to 122,330.34, 168,817.28 and 67,883.62

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Solution

The fourth proportional to 122,330.34, 168,817.28 and 67,883.62 is: 93,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,330.34 : 168,817.28 = 67,883.62 : x
  2. Step 2: Convert to fraction form
    122,330.34/168,817.28 = 67,883.62/x
  3. Step 3: Cross multiply
    122,330.34x = 168,817.28 × 67,883.62
  4. Step 4: Simplify right side
    122,330.34x = 11,459,927,745.54
  5. Step 5: Solve for x
    x = 11,459,927,745.54/122,330.34
  6. Step 6: Final answer
    x = 93,680.18

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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.