Home / 131,398.58-197,110.77-35,334.60

Finding the Fourth Proportional to 131,398.58, 197,110.77 and 35,334.60

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Solution

The fourth proportional to 131,398.58, 197,110.77 and 35,334.60 is: 53,005.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,398.58 : 197,110.77 = 35,334.60 : x
  2. Step 2: Convert to fraction form
    131,398.58/197,110.77 = 35,334.60/x
  3. Step 3: Cross multiply
    131,398.58x = 197,110.77 × 35,334.60
  4. Step 4: Simplify right side
    131,398.58x = 6,964,830,036.97
  5. Step 5: Solve for x
    x = 6,964,830,036.97/131,398.58
  6. Step 6: Final answer
    x = 53,005.37

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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.