Home / 197,735.95-272,874.05-107,089.83

Finding the Fourth Proportional to 197,735.95, 272,874.05 and 107,089.83

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Solution

The fourth proportional to 197,735.95, 272,874.05 and 107,089.83 is: 147,783.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,735.95 : 272,874.05 = 107,089.83 : x
  2. Step 2: Convert to fraction form
    197,735.95/272,874.05 = 107,089.83/x
  3. Step 3: Cross multiply
    197,735.95x = 272,874.05 × 107,089.83
  4. Step 4: Simplify right side
    197,735.95x = 29,222,035,492.05
  5. Step 5: Solve for x
    x = 29,222,035,492.05/197,735.95
  6. Step 6: Final answer
    x = 147,783.12

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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.