Home / 112,037,187.87-154,611,468.20-61,800,273.25

Finding the Fourth Proportional to 112,037,187.87, 154,611,468.20 and 61,800,273.25

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Solution

The fourth proportional to 112,037,187.87, 154,611,468.20 and 61,800,273.25 is: 85,284,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,037,187.87 : 154,611,468.20 = 61,800,273.25 : x
  2. Step 2: Convert to fraction form
    112,037,187.87/154,611,468.20 = 61,800,273.25/x
  3. Step 3: Cross multiply
    112,037,187.87x = 154,611,468.20 × 61,800,273.25
  4. Step 4: Simplify right side
    112,037,187.87x = 9,555,030,982,498,186
  5. Step 5: Solve for x
    x = 9,555,030,982,498,186/112,037,187.87
  6. Step 6: Final answer
    x = 85,284,459.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.