Home / 130,700.15-196,031.69-41,942.17

Finding the Fourth Proportional to 130,700.15, 196,031.69 and 41,942.17

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Solution

The fourth proportional to 130,700.15, 196,031.69 and 41,942.17 is: 62,907.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,700.15 : 196,031.69 = 41,942.17 : x
  2. Step 2: Convert to fraction form
    130,700.15/196,031.69 = 41,942.17/x
  3. Step 3: Cross multiply
    130,700.15x = 196,031.69 × 41,942.17
  4. Step 4: Simplify right side
    130,700.15x = 8,221,994,467.37
  5. Step 5: Solve for x
    x = 8,221,994,467.37/130,700.15
  6. Step 6: Final answer
    x = 62,907.31

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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.