Home / 180,662.90-249,349.67-104,231.34

Finding the Fourth Proportional to 180,662.90, 249,349.67 and 104,231.34

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Solution

The fourth proportional to 180,662.90, 249,349.67 and 104,231.34 is: 143,859.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,662.90 : 249,349.67 = 104,231.34 : x
  2. Step 2: Convert to fraction form
    180,662.90/249,349.67 = 104,231.34/x
  3. Step 3: Cross multiply
    180,662.90x = 249,349.67 × 104,231.34
  4. Step 4: Simplify right side
    180,662.90x = 25,990,049,711.50
  5. Step 5: Solve for x
    x = 25,990,049,711.50/180,662.90
  6. Step 6: Final answer
    x = 143,859.37

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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.