Home / 78,907.25-108,892.86-43,098.30

Finding the Fourth Proportional to 78,907.25, 108,892.86 and 43,098.30

Calculator

Solution

The fourth proportional to 78,907.25, 108,892.86 and 43,098.30 is: 59,476.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,907.25 : 108,892.86 = 43,098.30 : x
  2. Step 2: Convert to fraction form
    78,907.25/108,892.86 = 43,098.30/x
  3. Step 3: Cross multiply
    78,907.25x = 108,892.86 × 43,098.30
  4. Step 4: Simplify right side
    78,907.25x = 4,693,097,148.14
  5. Step 5: Solve for x
    x = 4,693,097,148.14/78,907.25
  6. Step 6: Final answer
    x = 59,476.12

Related Problems

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.