Home / 197,800.21-272,958.63-116,127.13

Finding the Fourth Proportional to 197,800.21, 272,958.63 and 116,127.13

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Solution

The fourth proportional to 197,800.21, 272,958.63 and 116,127.13 is: 160,252.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,800.21 : 272,958.63 = 116,127.13 : x
  2. Step 2: Convert to fraction form
    197,800.21/272,958.63 = 116,127.13/x
  3. Step 3: Cross multiply
    197,800.21x = 272,958.63 × 116,127.13
  4. Step 4: Simplify right side
    197,800.21x = 31,697,902,310.63
  5. Step 5: Solve for x
    x = 31,697,902,310.63/197,800.21
  6. Step 6: Final answer
    x = 160,252.12

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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.