Home / 130,699.40-196,033.52-35,939.21

Finding the Fourth Proportional to 130,699.40, 196,033.52 and 35,939.21

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Solution

The fourth proportional to 130,699.40, 196,033.52 and 35,939.21 is: 53,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,699.40 : 196,033.52 = 35,939.21 : x
  2. Step 2: Convert to fraction form
    130,699.40/196,033.52 = 35,939.21/x
  3. Step 3: Cross multiply
    130,699.40x = 196,033.52 × 35,939.21
  4. Step 4: Simplify right side
    130,699.40x = 7,045,288,682.46
  5. Step 5: Solve for x
    x = 7,045,288,682.46/130,699.40
  6. Step 6: Final answer
    x = 53,904.52

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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.