Home / 111,070.20-166,454.30-46,975.05

Finding the Fourth Proportional to 111,070.20, 166,454.30 and 46,975.05

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Solution

The fourth proportional to 111,070.20, 166,454.30 and 46,975.05 is: 70,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,070.20 : 166,454.30 = 46,975.05 : x
  2. Step 2: Convert to fraction form
    111,070.20/166,454.30 = 46,975.05/x
  3. Step 3: Cross multiply
    111,070.20x = 166,454.30 × 46,975.05
  4. Step 4: Simplify right side
    111,070.20x = 7,819,199,065.22
  5. Step 5: Solve for x
    x = 7,819,199,065.22/111,070.20
  6. Step 6: Final answer
    x = 70,398.71

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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.