Home / 212,783.19-293,640.72-117,291.48

Finding the Fourth Proportional to 212,783.19, 293,640.72 and 117,291.48

Calculator

Solution

The fourth proportional to 212,783.19, 293,640.72 and 117,291.48 is: 161,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,783.19 : 293,640.72 = 117,291.48 : x
  2. Step 2: Convert to fraction form
    212,783.19/293,640.72 = 117,291.48/x
  3. Step 3: Cross multiply
    212,783.19x = 293,640.72 × 117,291.48
  4. Step 4: Simplify right side
    212,783.19x = 34,441,554,637.07
  5. Step 5: Solve for x
    x = 34,441,554,637.07/212,783.19
  6. Step 6: Final answer
    x = 161,862.20

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.