Home / 78,543.61-108,381.93-44,541.23

Finding the Fourth Proportional to 78,543.61, 108,381.93 and 44,541.23

Calculator

Solution

The fourth proportional to 78,543.61, 108,381.93 and 44,541.23 is: 61,462.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,543.61 : 108,381.93 = 44,541.23 : x
  2. Step 2: Convert to fraction form
    78,543.61/108,381.93 = 44,541.23/x
  3. Step 3: Cross multiply
    78,543.61x = 108,381.93 × 44,541.23
  4. Step 4: Simplify right side
    78,543.61x = 4,827,463,930.06
  5. Step 5: Solve for x
    x = 4,827,463,930.06/78,543.61
  6. Step 6: Final answer
    x = 61,462.21

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.