Home / 103,607.56-142,978.22-58,285.56

Finding the Fourth Proportional to 103,607.56, 142,978.22 and 58,285.56

Calculator

Solution

The fourth proportional to 103,607.56, 142,978.22 and 58,285.56 is: 80,433.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,607.56 : 142,978.22 = 58,285.56 : x
  2. Step 2: Convert to fraction form
    103,607.56/142,978.22 = 58,285.56/x
  3. Step 3: Cross multiply
    103,607.56x = 142,978.22 × 58,285.56
  4. Step 4: Simplify right side
    103,607.56x = 8,333,565,620.50
  5. Step 5: Solve for x
    x = 8,333,565,620.50/103,607.56
  6. Step 6: Final answer
    x = 80,433.95

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.