Home / 259,134.31-357,589.60-142,842.67

Finding the Fourth Proportional to 259,134.31, 357,589.60 and 142,842.67

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Solution

The fourth proportional to 259,134.31, 357,589.60 and 142,842.67 is: 197,114.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,134.31 : 357,589.60 = 142,842.67 : x
  2. Step 2: Convert to fraction form
    259,134.31/357,589.60 = 142,842.67/x
  3. Step 3: Cross multiply
    259,134.31x = 357,589.60 × 142,842.67
  4. Step 4: Simplify right side
    259,134.31x = 51,079,054,792.08
  5. Step 5: Solve for x
    x = 51,079,054,792.08/259,134.31
  6. Step 6: Final answer
    x = 197,114.21

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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.