Home / 258,974.56-357,379.26-144,252.76

Finding the Fourth Proportional to 258,974.56, 357,379.26 and 144,252.76

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Solution

The fourth proportional to 258,974.56, 357,379.26 and 144,252.76 is: 199,065.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,974.56 : 357,379.26 = 144,252.76 : x
  2. Step 2: Convert to fraction form
    258,974.56/357,379.26 = 144,252.76/x
  3. Step 3: Cross multiply
    258,974.56x = 357,379.26 × 144,252.76
  4. Step 4: Simplify right side
    258,974.56x = 51,552,944,621.76
  5. Step 5: Solve for x
    x = 51,552,944,621.76/258,974.56
  6. Step 6: Final answer
    x = 199,065.67

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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.