Home / 216,442.28-298,603.01-143,880.26

Finding the Fourth Proportional to 216,442.28, 298,603.01 and 143,880.26

Calculator

Solution

The fourth proportional to 216,442.28, 298,603.01 and 143,880.26 is: 198,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,442.28 : 298,603.01 = 143,880.26 : x
  2. Step 2: Convert to fraction form
    216,442.28/298,603.01 = 143,880.26/x
  3. Step 3: Cross multiply
    216,442.28x = 298,603.01 × 143,880.26
  4. Step 4: Simplify right side
    216,442.28x = 42,963,076,503.17
  5. Step 5: Solve for x
    x = 42,963,076,503.17/216,442.28
  6. Step 6: Final answer
    x = 198,496.70

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.