Home / 112,496.09-168,790.71-49,283.55

Finding the Fourth Proportional to 112,496.09, 168,790.71 and 49,283.55

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Solution

The fourth proportional to 112,496.09, 168,790.71 and 49,283.55 is: 73,945.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,496.09 : 168,790.71 = 49,283.55 : x
  2. Step 2: Convert to fraction form
    112,496.09/168,790.71 = 49,283.55/x
  3. Step 3: Cross multiply
    112,496.09x = 168,790.71 × 49,283.55
  4. Step 4: Simplify right side
    112,496.09x = 8,318,605,395.82
  5. Step 5: Solve for x
    x = 8,318,605,395.82/112,496.09
  6. Step 6: Final answer
    x = 73,945.73

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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.