Home / 112,930.34-169,450.59-46,390.46

Finding the Fourth Proportional to 112,930.34, 169,450.59 and 46,390.46

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Solution

The fourth proportional to 112,930.34, 169,450.59 and 46,390.46 is: 69,608.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,930.34 : 169,450.59 = 46,390.46 : x
  2. Step 2: Convert to fraction form
    112,930.34/169,450.59 = 46,390.46/x
  3. Step 3: Cross multiply
    112,930.34x = 169,450.59 × 46,390.46
  4. Step 4: Simplify right side
    112,930.34x = 7,860,890,817.37
  5. Step 5: Solve for x
    x = 7,860,890,817.37/112,930.34
  6. Step 6: Final answer
    x = 69,608.32

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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.