Home / 145,148.73-217,736.87-56,409.09

Finding the Fourth Proportional to 145,148.73, 217,736.87 and 56,409.09

Calculator

Solution

The fourth proportional to 145,148.73, 217,736.87 and 56,409.09 is: 84,618.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,148.73 : 217,736.87 = 56,409.09 : x
  2. Step 2: Convert to fraction form
    145,148.73/217,736.87 = 56,409.09/x
  3. Step 3: Cross multiply
    145,148.73x = 217,736.87 × 56,409.09
  4. Step 4: Simplify right side
    145,148.73x = 12,282,338,414.10
  5. Step 5: Solve for x
    x = 12,282,338,414.10/145,148.73
  6. Step 6: Final answer
    x = 84,618.99

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.