Home / 123,043.40-184,565.10-107,491.40

Finding the Fourth Proportional to 123,043.40, 184,565.10 and 107,491.40

Calculator

Solution

The fourth proportional to 123,043.40, 184,565.10 and 107,491.40 is: 161,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,043.40 : 184,565.10 = 107,491.40 : x
  2. Step 2: Convert to fraction form
    123,043.40/184,565.10 = 107,491.40/x
  3. Step 3: Cross multiply
    123,043.40x = 184,565.10 × 107,491.40
  4. Step 4: Simplify right side
    123,043.40x = 19,839,160,990.14
  5. Step 5: Solve for x
    x = 19,839,160,990.14/123,043.40
  6. Step 6: Final answer
    x = 161,237.10

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.