Home / 75,698.11-104,455.56-46,621.84

Finding the Fourth Proportional to 75,698.11, 104,455.56 and 46,621.84

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Solution

The fourth proportional to 75,698.11, 104,455.56 and 46,621.84 is: 64,333.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,698.11 : 104,455.56 = 46,621.84 : x
  2. Step 2: Convert to fraction form
    75,698.11/104,455.56 = 46,621.84/x
  3. Step 3: Cross multiply
    75,698.11x = 104,455.56 × 46,621.84
  4. Step 4: Simplify right side
    75,698.11x = 4,869,910,172.32
  5. Step 5: Solve for x
    x = 4,869,910,172.32/75,698.11
  6. Step 6: Final answer
    x = 64,333.32

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1.5x scale

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.