Home / 141,558.08-195,123.30-107,455.64

Finding the Fourth Proportional to 141,558.08, 195,123.30 and 107,455.64

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Solution

The fourth proportional to 141,558.08, 195,123.30 and 107,455.64 is: 148,116.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,558.08 : 195,123.30 = 107,455.64 : x
  2. Step 2: Convert to fraction form
    141,558.08/195,123.30 = 107,455.64/x
  3. Step 3: Cross multiply
    141,558.08x = 195,123.30 × 107,455.64
  4. Step 4: Simplify right side
    141,558.08x = 20,967,099,080.41
  5. Step 5: Solve for x
    x = 20,967,099,080.41/141,558.08
  6. Step 6: Final answer
    x = 148,116.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.