Home / 75,228,936.60-112,843,404.90-48,355,080.60

Finding the Fourth Proportional to 75,228,936.60, 112,843,404.90 and 48,355,080.60

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Solution

The fourth proportional to 75,228,936.60, 112,843,404.90 and 48,355,080.60 is: 72,532,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,228,936.60 : 112,843,404.90 = 48,355,080.60 : x
  2. Step 2: Convert to fraction form
    75,228,936.60/112,843,404.90 = 48,355,080.60/x
  3. Step 3: Cross multiply
    75,228,936.60x = 112,843,404.90 × 48,355,080.60
  4. Step 4: Simplify right side
    75,228,936.60x = 5,456,551,939,117,935
  5. Step 5: Solve for x
    x = 5,456,551,939,117,935/75,228,936.60
  6. Step 6: Final answer
    x = 72,532,620.90

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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.