Home / 193,688.47-290,524.78-53,443.51

Finding the Fourth Proportional to 193,688.47, 290,524.78 and 53,443.51

Calculator

Solution

The fourth proportional to 193,688.47, 290,524.78 and 53,443.51 is: 80,163.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,688.47 : 290,524.78 = 53,443.51 : x
  2. Step 2: Convert to fraction form
    193,688.47/290,524.78 = 53,443.51/x
  3. Step 3: Cross multiply
    193,688.47x = 290,524.78 × 53,443.51
  4. Step 4: Simplify right side
    193,688.47x = 15,526,663,985.18
  5. Step 5: Solve for x
    x = 15,526,663,985.18/193,688.47
  6. Step 6: Final answer
    x = 80,163.08

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.