Home / 180,778.08-249,444.72-113,662.56

Finding the Fourth Proportional to 180,778.08, 249,444.72 and 113,662.56

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Solution

The fourth proportional to 180,778.08, 249,444.72 and 113,662.56 is: 156,836.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,778.08 : 249,444.72 = 113,662.56 : x
  2. Step 2: Convert to fraction form
    180,778.08/249,444.72 = 113,662.56/x
  3. Step 3: Cross multiply
    180,778.08x = 249,444.72 × 113,662.56
  4. Step 4: Simplify right side
    180,778.08x = 28,352,525,453.68
  5. Step 5: Solve for x
    x = 28,352,525,453.68/180,778.08
  6. Step 6: Final answer
    x = 156,836.08

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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.