Home / 130,729.62-196,095.29-35,969.81

Finding the Fourth Proportional to 130,729.62, 196,095.29 and 35,969.81

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Solution

The fourth proportional to 130,729.62, 196,095.29 and 35,969.81 is: 53,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,729.62 : 196,095.29 = 35,969.81 : x
  2. Step 2: Convert to fraction form
    130,729.62/196,095.29 = 35,969.81/x
  3. Step 3: Cross multiply
    130,729.62x = 196,095.29 × 35,969.81
  4. Step 4: Simplify right side
    130,729.62x = 7,053,510,033.11
  5. Step 5: Solve for x
    x = 7,053,510,033.11/130,729.62
  6. Step 6: Final answer
    x = 53,954.95

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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.