Home / 112,668.48-168,996.24-37,785.60

Finding the Fourth Proportional to 112,668.48, 168,996.24 and 37,785.60

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Solution

The fourth proportional to 112,668.48, 168,996.24 and 37,785.60 is: 56,676.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,668.48 : 168,996.24 = 37,785.60 : x
  2. Step 2: Convert to fraction form
    112,668.48/168,996.24 = 37,785.60/x
  3. Step 3: Cross multiply
    112,668.48x = 168,996.24 × 37,785.60
  4. Step 4: Simplify right side
    112,668.48x = 6,385,624,326.14
  5. Step 5: Solve for x
    x = 6,385,624,326.14/112,668.48
  6. Step 6: Final answer
    x = 56,676.23

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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.