Home / 151,395.21-208,909.73-93,242.68

Finding the Fourth Proportional to 151,395.21, 208,909.73 and 93,242.68

Calculator

Solution

The fourth proportional to 151,395.21, 208,909.73 and 93,242.68 is: 128,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,395.21 : 208,909.73 = 93,242.68 : x
  2. Step 2: Convert to fraction form
    151,395.21/208,909.73 = 93,242.68/x
  3. Step 3: Cross multiply
    151,395.21x = 208,909.73 × 93,242.68
  4. Step 4: Simplify right side
    151,395.21x = 19,479,302,814.11
  5. Step 5: Solve for x
    x = 19,479,302,814.11/151,395.21
  6. Step 6: Final answer
    x = 128,665.25

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.