Home / 197,116.52-272,021.18-116,583.89

Finding the Fourth Proportional to 197,116.52, 272,021.18 and 116,583.89

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Solution

The fourth proportional to 197,116.52, 272,021.18 and 116,583.89 is: 160,885.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,116.52 : 272,021.18 = 116,583.89 : x
  2. Step 2: Convert to fraction form
    197,116.52/272,021.18 = 116,583.89/x
  3. Step 3: Cross multiply
    197,116.52x = 272,021.18 × 116,583.89
  4. Step 4: Simplify right side
    197,116.52x = 31,713,285,383.76
  5. Step 5: Solve for x
    x = 31,713,285,383.76/197,116.52
  6. Step 6: Final answer
    x = 160,885.99

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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.