Home / 82,790.54-124,154.46-35,403.64

Finding the Fourth Proportional to 82,790.54, 124,154.46 and 35,403.64

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Solution

The fourth proportional to 82,790.54, 124,154.46 and 35,403.64 is: 53,092.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,790.54 : 124,154.46 = 35,403.64 : x
  2. Step 2: Convert to fraction form
    82,790.54/124,154.46 = 35,403.64/x
  3. Step 3: Cross multiply
    82,790.54x = 124,154.46 × 35,403.64
  4. Step 4: Simplify right side
    82,790.54x = 4,395,519,806.23
  5. Step 5: Solve for x
    x = 4,395,519,806.23/82,790.54
  6. Step 6: Final answer
    x = 53,092.05

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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.