Home / 127,356.42-190,772.10-74,605.98

Finding the Fourth Proportional to 127,356.42, 190,772.10 and 74,605.98

Calculator

Solution

The fourth proportional to 127,356.42, 190,772.10 and 74,605.98 is: 111,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,356.42 : 190,772.10 = 74,605.98 : x
  2. Step 2: Convert to fraction form
    127,356.42/190,772.10 = 74,605.98/x
  3. Step 3: Cross multiply
    127,356.42x = 190,772.10 × 74,605.98
  4. Step 4: Simplify right side
    127,356.42x = 14,232,739,477.16
  5. Step 5: Solve for x
    x = 14,232,739,477.16/127,356.42
  6. Step 6: Final answer
    x = 111,755.18

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.