Home / 82,724.52-124,039.80-56,461.08

Finding the Fourth Proportional to 82,724.52, 124,039.80 and 56,461.08

Calculator

Solution

The fourth proportional to 82,724.52, 124,039.80 and 56,461.08 is: 84,659.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,724.52 : 124,039.80 = 56,461.08 : x
  2. Step 2: Convert to fraction form
    82,724.52/124,039.80 = 56,461.08/x
  3. Step 3: Cross multiply
    82,724.52x = 124,039.80 × 56,461.08
  4. Step 4: Simplify right side
    82,724.52x = 7,003,421,070.98
  5. Step 5: Solve for x
    x = 7,003,421,070.98/82,724.52
  6. Step 6: Final answer
    x = 84,659.56

Related Problems

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.