Home / 180,649.28-249,295.20-104,168

Finding the Fourth Proportional to 180,649.28, 249,295.20 and 104,168

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Solution

The fourth proportional to 180,649.28, 249,295.20 and 104,168 is: 143,751.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,649.28 : 249,295.20 = 104,168 : x
  2. Step 2: Convert to fraction form
    180,649.28/249,295.20 = 104,168/x
  3. Step 3: Cross multiply
    180,649.28x = 249,295.20 × 104,168
  4. Step 4: Simplify right side
    180,649.28x = 25,968,582,393.60
  5. Step 5: Solve for x
    x = 25,968,582,393.60/180,649.28
  6. Step 6: Final answer
    x = 143,751.38

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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.