Home / 131,018.21-196,478.96-46,755.83

Finding the Fourth Proportional to 131,018.21, 196,478.96 and 46,755.83

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Solution

The fourth proportional to 131,018.21, 196,478.96 and 46,755.83 is: 70,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,018.21 : 196,478.96 = 46,755.83 : x
  2. Step 2: Convert to fraction form
    131,018.21/196,478.96 = 46,755.83/x
  3. Step 3: Cross multiply
    131,018.21x = 196,478.96 × 46,755.83
  4. Step 4: Simplify right side
    131,018.21x = 9,186,537,460.42
  5. Step 5: Solve for x
    x = 9,186,537,460.42/131,018.21
  6. Step 6: Final answer
    x = 70,116.50

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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.