Home / 290,835.02-436,258.00-91,150.99

Finding the Fourth Proportional to 290,835.02, 436,258.00 and 91,150.99

Calculator

Solution

The fourth proportional to 290,835.02, 436,258.00 and 91,150.99 is: 136,728.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,835.02 : 436,258.00 = 91,150.99 : x
  2. Step 2: Convert to fraction form
    290,835.02/436,258.00 = 91,150.99/x
  3. Step 3: Cross multiply
    290,835.02x = 436,258.00 × 91,150.99
  4. Step 4: Simplify right side
    290,835.02x = 39,765,347,618.71
  5. Step 5: Solve for x
    x = 39,765,347,618.71/290,835.02
  6. Step 6: Final answer
    x = 136,728.19

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.