Home / 180,557.24-249,249.45-119,340.30

Finding the Fourth Proportional to 180,557.24, 249,249.45 and 119,340.30

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Solution

The fourth proportional to 180,557.24, 249,249.45 and 119,340.30 is: 164,742.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,557.24 : 249,249.45 = 119,340.30 : x
  2. Step 2: Convert to fraction form
    180,557.24/249,249.45 = 119,340.30/x
  3. Step 3: Cross multiply
    180,557.24x = 249,249.45 × 119,340.30
  4. Step 4: Simplify right side
    180,557.24x = 29,745,505,520.05
  5. Step 5: Solve for x
    x = 29,745,505,520.05/180,557.24
  6. Step 6: Final answer
    x = 164,742.81

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1.5x scale

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.