Home / 131,157.09-196,714.47-46,902.93

Finding the Fourth Proportional to 131,157.09, 196,714.47 and 46,902.93

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Solution

The fourth proportional to 131,157.09, 196,714.47 and 46,902.93 is: 70,346.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,157.09 : 196,714.47 = 46,902.93 : x
  2. Step 2: Convert to fraction form
    131,157.09/196,714.47 = 46,902.93/x
  3. Step 3: Cross multiply
    131,157.09x = 196,714.47 × 46,902.93
  4. Step 4: Simplify right side
    131,157.09x = 9,226,485,016.40
  5. Step 5: Solve for x
    x = 9,226,485,016.40/131,157.09
  6. Step 6: Final answer
    x = 70,346.83

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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.