Home / 197,697.15-272,823.37-107,053.12

Finding the Fourth Proportional to 197,697.15, 272,823.37 and 107,053.12

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Solution

The fourth proportional to 197,697.15, 272,823.37 and 107,053.12 is: 147,734.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,697.15 : 272,823.37 = 107,053.12 : x
  2. Step 2: Convert to fraction form
    197,697.15/272,823.37 = 107,053.12/x
  3. Step 3: Cross multiply
    197,697.15x = 272,823.37 × 107,053.12
  4. Step 4: Simplify right side
    197,697.15x = 29,206,594,206.95
  5. Step 5: Solve for x
    x = 29,206,594,206.95/197,697.15
  6. Step 6: Final answer
    x = 147,734.02

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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.