Home / 130,872.07-196,308.89-46,635.51

Finding the Fourth Proportional to 130,872.07, 196,308.89 and 46,635.51

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Solution

The fourth proportional to 130,872.07, 196,308.89 and 46,635.51 is: 69,953.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,872.07 : 196,308.89 = 46,635.51 : x
  2. Step 2: Convert to fraction form
    130,872.07/196,308.89 = 46,635.51/x
  3. Step 3: Cross multiply
    130,872.07x = 196,308.89 × 46,635.51
  4. Step 4: Simplify right side
    130,872.07x = 9,154,965,202.68
  5. Step 5: Solve for x
    x = 9,154,965,202.68/130,872.07
  6. Step 6: Final answer
    x = 69,953.54

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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.