Home / 146,242.31-201,818.52-82,589.67

Finding the Fourth Proportional to 146,242.31, 201,818.52 and 82,589.67

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Solution

The fourth proportional to 146,242.31, 201,818.52 and 82,589.67 is: 113,976.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,242.31 : 201,818.52 = 82,589.67 : x
  2. Step 2: Convert to fraction form
    146,242.31/201,818.52 = 82,589.67/x
  3. Step 3: Cross multiply
    146,242.31x = 201,818.52 × 82,589.67
  4. Step 4: Simplify right side
    146,242.31x = 16,668,124,966.69
  5. Step 5: Solve for x
    x = 16,668,124,966.69/146,242.31
  6. Step 6: Final answer
    x = 113,976.08

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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.