Home / 230,935.60-346,403.40-106,519.60

Finding the Fourth Proportional to 230,935.60, 346,403.40 and 106,519.60

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Solution

The fourth proportional to 230,935.60, 346,403.40 and 106,519.60 is: 159,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,935.60 : 346,403.40 = 106,519.60 : x
  2. Step 2: Convert to fraction form
    230,935.60/346,403.40 = 106,519.60/x
  3. Step 3: Cross multiply
    230,935.60x = 346,403.40 × 106,519.60
  4. Step 4: Simplify right side
    230,935.60x = 36,898,751,606.64
  5. Step 5: Solve for x
    x = 36,898,751,606.64/230,935.60
  6. Step 6: Final answer
    x = 159,779.40

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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.