Home / 163,586.22-245,379.48-51,275.22

Finding the Fourth Proportional to 163,586.22, 245,379.48 and 51,275.22

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Solution

The fourth proportional to 163,586.22, 245,379.48 and 51,275.22 is: 76,912.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,586.22 : 245,379.48 = 51,275.22 : x
  2. Step 2: Convert to fraction form
    163,586.22/245,379.48 = 51,275.22/x
  3. Step 3: Cross multiply
    163,586.22x = 245,379.48 × 51,275.22
  4. Step 4: Simplify right side
    163,586.22x = 12,581,886,820.49
  5. Step 5: Solve for x
    x = 12,581,886,820.49/163,586.22
  6. Step 6: Final answer
    x = 76,912.88

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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.