Home / 235,318.98-324,742.33-127,889.27

Finding the Fourth Proportional to 235,318.98, 324,742.33 and 127,889.27

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Solution

The fourth proportional to 235,318.98, 324,742.33 and 127,889.27 is: 176,488.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,318.98 : 324,742.33 = 127,889.27 : x
  2. Step 2: Convert to fraction form
    235,318.98/324,742.33 = 127,889.27/x
  3. Step 3: Cross multiply
    235,318.98x = 324,742.33 × 127,889.27
  4. Step 4: Simplify right side
    235,318.98x = 41,531,059,088.83
  5. Step 5: Solve for x
    x = 41,531,059,088.83/235,318.98
  6. Step 6: Final answer
    x = 176,488.35

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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.