Home / 112,353,873.70-168,530,810.59-31,574,841.70

Finding the Fourth Proportional to 112,353,873.70, 168,530,810.59 and 31,574,841.70

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Solution

The fourth proportional to 112,353,873.70, 168,530,810.59 and 31,574,841.70 is: 47,362,262.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,353,873.70 : 168,530,810.59 = 31,574,841.70 : x
  2. Step 2: Convert to fraction form
    112,353,873.70/168,530,810.59 = 31,574,841.70/x
  3. Step 3: Cross multiply
    112,353,873.70x = 168,530,810.59 × 31,574,841.70
  4. Step 4: Simplify right side
    112,353,873.70x = 5,321,333,665,951,934
  5. Step 5: Solve for x
    x = 5,321,333,665,951,934/112,353,873.70
  6. Step 6: Final answer
    x = 47,362,262.56

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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.