Home / 180,534.02-249,145.54-108,912.53

Finding the Fourth Proportional to 180,534.02, 249,145.54 and 108,912.53

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Solution

The fourth proportional to 180,534.02, 249,145.54 and 108,912.53 is: 150,304.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,534.02 : 249,145.54 = 108,912.53 : x
  2. Step 2: Convert to fraction form
    180,534.02/249,145.54 = 108,912.53/x
  3. Step 3: Cross multiply
    180,534.02x = 249,145.54 × 108,912.53
  4. Step 4: Simplify right side
    180,534.02x = 27,135,071,450.20
  5. Step 5: Solve for x
    x = 27,135,071,450.20/180,534.02
  6. Step 6: Final answer
    x = 150,304.48

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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.