Home / 130,729.70-196,071.98-34,667.58

Finding the Fourth Proportional to 130,729.70, 196,071.98 and 34,667.58

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Solution

The fourth proportional to 130,729.70, 196,071.98 and 34,667.58 is: 51,995.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,729.70 : 196,071.98 = 34,667.58 : x
  2. Step 2: Convert to fraction form
    130,729.70/196,071.98 = 34,667.58/x
  3. Step 3: Cross multiply
    130,729.70x = 196,071.98 × 34,667.58
  4. Step 4: Simplify right side
    130,729.70x = 6,797,340,879.07
  5. Step 5: Solve for x
    x = 6,797,340,879.07/130,729.70
  6. Step 6: Final answer
    x = 51,995.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.