Home / 112,824.60-169,431.30-60,336.60

Finding the Fourth Proportional to 112,824.60, 169,431.30 and 60,336.60

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Solution

The fourth proportional to 112,824.60, 169,431.30 and 60,336.60 is: 90,608.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,824.60 : 169,431.30 = 60,336.60 : x
  2. Step 2: Convert to fraction form
    112,824.60/169,431.30 = 60,336.60/x
  3. Step 3: Cross multiply
    112,824.60x = 169,431.30 × 60,336.60
  4. Step 4: Simplify right side
    112,824.60x = 10,222,908,575.58
  5. Step 5: Solve for x
    x = 10,222,908,575.58/112,824.60
  6. Step 6: Final answer
    x = 90,608.86

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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.