Home / 112,353,897.70-168,530,846.55-31,574,865.70

Finding the Fourth Proportional to 112,353,897.70, 168,530,846.55 and 31,574,865.70

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Solution

The fourth proportional to 112,353,897.70, 168,530,846.55 and 31,574,865.70 is: 47,362,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,353,897.70 : 168,530,846.55 = 31,574,865.70 : x
  2. Step 2: Convert to fraction form
    112,353,897.70/168,530,846.55 = 31,574,865.70/x
  3. Step 3: Cross multiply
    112,353,897.70x = 168,530,846.55 × 31,574,865.70
  4. Step 4: Simplify right side
    112,353,897.70x = 5,321,338,846,123,559
  5. Step 5: Solve for x
    x = 5,321,338,846,123,559/112,353,897.70
  6. Step 6: Final answer
    x = 47,362,298.55

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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.