Home / 197,675.12-272,790.52-107,029.22

Finding the Fourth Proportional to 197,675.12, 272,790.52 and 107,029.22

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Solution

The fourth proportional to 197,675.12, 272,790.52 and 107,029.22 is: 147,699.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,675.12 : 272,790.52 = 107,029.22 : x
  2. Step 2: Convert to fraction form
    197,675.12/272,790.52 = 107,029.22/x
  3. Step 3: Cross multiply
    197,675.12x = 272,790.52 × 107,029.22
  4. Step 4: Simplify right side
    197,675.12x = 29,196,554,947.47
  5. Step 5: Solve for x
    x = 29,196,554,947.47/197,675.12
  6. Step 6: Final answer
    x = 147,699.69

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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.