Home / 112,244.60-168,220.67-45,606.81

Finding the Fourth Proportional to 112,244.60, 168,220.67 and 45,606.81

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Solution

The fourth proportional to 112,244.60, 168,220.67 and 45,606.81 is: 68,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,244.60 : 168,220.67 = 45,606.81 : x
  2. Step 2: Convert to fraction form
    112,244.60/168,220.67 = 45,606.81/x
  3. Step 3: Cross multiply
    112,244.60x = 168,220.67 × 45,606.81
  4. Step 4: Simplify right side
    112,244.60x = 7,672,007,906.73
  5. Step 5: Solve for x
    x = 7,672,007,906.73/112,244.60
  6. Step 6: Final answer
    x = 68,350.80

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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.