Home / 238,435.65-357,821.55-112,081.68

Finding the Fourth Proportional to 238,435.65, 357,821.55 and 112,081.68

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Solution

The fourth proportional to 238,435.65, 357,821.55 and 112,081.68 is: 168,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,435.65 : 357,821.55 = 112,081.68 : x
  2. Step 2: Convert to fraction form
    238,435.65/357,821.55 = 112,081.68/x
  3. Step 3: Cross multiply
    238,435.65x = 357,821.55 × 112,081.68
  4. Step 4: Simplify right side
    238,435.65x = 40,105,240,464.20
  5. Step 5: Solve for x
    x = 40,105,240,464.20/238,435.65
  6. Step 6: Final answer
    x = 168,201.53

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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.