Home / 335,914.56-503,879.40-125,437.68

Finding the Fourth Proportional to 335,914.56, 503,879.40 and 125,437.68

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Solution

The fourth proportional to 335,914.56, 503,879.40 and 125,437.68 is: 188,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,914.56 : 503,879.40 = 125,437.68 : x
  2. Step 2: Convert to fraction form
    335,914.56/503,879.40 = 125,437.68/x
  3. Step 3: Cross multiply
    335,914.56x = 503,879.40 × 125,437.68
  4. Step 4: Simplify right side
    335,914.56x = 63,205,462,935.79
  5. Step 5: Solve for x
    x = 63,205,462,935.79/335,914.56
  6. Step 6: Final answer
    x = 188,159.34

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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.