Home / 85,156.04-127,749.56-28,993.28

Finding the Fourth Proportional to 85,156.04, 127,749.56 and 28,993.28

Calculator

Solution

The fourth proportional to 85,156.04, 127,749.56 and 28,993.28 is: 43,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,156.04 : 127,749.56 = 28,993.28 : x
  2. Step 2: Convert to fraction form
    85,156.04/127,749.56 = 28,993.28/x
  3. Step 3: Cross multiply
    85,156.04x = 127,749.56 × 28,993.28
  4. Step 4: Simplify right side
    85,156.04x = 3,703,878,762.96
  5. Step 5: Solve for x
    x = 3,703,878,762.96/85,156.04
  6. Step 6: Final answer
    x = 43,495.20

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.