Home / 85,349.07-117,781.61-47,623.32

Finding the Fourth Proportional to 85,349.07, 117,781.61 and 47,623.32

Calculator

Solution

The fourth proportional to 85,349.07, 117,781.61 and 47,623.32 is: 65,720.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,349.07 : 117,781.61 = 47,623.32 : x
  2. Step 2: Convert to fraction form
    85,349.07/117,781.61 = 47,623.32/x
  3. Step 3: Cross multiply
    85,349.07x = 117,781.61 × 47,623.32
  4. Step 4: Simplify right side
    85,349.07x = 5,609,151,065.03
  5. Step 5: Solve for x
    x = 5,609,151,065.03/85,349.07
  6. Step 6: Final answer
    x = 65,720.12

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.