Home / 107,147.58-160,810.05-53,854.84

Finding the Fourth Proportional to 107,147.58, 160,810.05 and 53,854.84

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Solution

The fourth proportional to 107,147.58, 160,810.05 and 53,854.84 is: 80,826.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,147.58 : 160,810.05 = 53,854.84 : x
  2. Step 2: Convert to fraction form
    107,147.58/160,810.05 = 53,854.84/x
  3. Step 3: Cross multiply
    107,147.58x = 160,810.05 × 53,854.84
  4. Step 4: Simplify right side
    107,147.58x = 8,660,399,513.14
  5. Step 5: Solve for x
    x = 8,660,399,513.14/107,147.58
  6. Step 6: Final answer
    x = 80,826.83

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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.