Home / 134,148.02-185,047.19-83,759.54

Finding the Fourth Proportional to 134,148.02, 185,047.19 and 83,759.54

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Solution

The fourth proportional to 134,148.02, 185,047.19 and 83,759.54 is: 115,540.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,148.02 : 185,047.19 = 83,759.54 : x
  2. Step 2: Convert to fraction form
    134,148.02/185,047.19 = 83,759.54/x
  3. Step 3: Cross multiply
    134,148.02x = 185,047.19 × 83,759.54
  4. Step 4: Simplify right side
    134,148.02x = 15,499,467,556.51
  5. Step 5: Solve for x
    x = 15,499,467,556.51/134,148.02
  6. Step 6: Final answer
    x = 115,540.04

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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.