Home / 75,872,588.40-113,809,057.56-43,734,535.92

Finding the Fourth Proportional to 75,872,588.40, 113,809,057.56 and 43,734,535.92

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Solution

The fourth proportional to 75,872,588.40, 113,809,057.56 and 43,734,535.92 is: 65,601,904.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,872,588.40 : 113,809,057.56 = 43,734,535.92 : x
  2. Step 2: Convert to fraction form
    75,872,588.40/113,809,057.56 = 43,734,535.92/x
  3. Step 3: Cross multiply
    75,872,588.40x = 113,809,057.56 × 43,734,535.92
  4. Step 4: Simplify right side
    75,872,588.40x = 4,977,386,315,879,168
  5. Step 5: Solve for x
    x = 4,977,386,315,879,168/75,872,588.40
  6. Step 6: Final answer
    x = 65,601,904.73

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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.