Home / 70,166.24-105,256.44-22,779.35

Finding the Fourth Proportional to 70,166.24, 105,256.44 and 22,779.35

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Solution

The fourth proportional to 70,166.24, 105,256.44 and 22,779.35 is: 34,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,166.24 : 105,256.44 = 22,779.35 : x
  2. Step 2: Convert to fraction form
    70,166.24/105,256.44 = 22,779.35/x
  3. Step 3: Cross multiply
    70,166.24x = 105,256.44 × 22,779.35
  4. Step 4: Simplify right side
    70,166.24x = 2,397,672,760.23
  5. Step 5: Solve for x
    x = 2,397,672,760.23/70,166.24
  6. Step 6: Final answer
    x = 34,171.32

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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.