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Finding the Fourth Proportional to 180,992.54, 249,758.42 and 109,330.22

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Solution

The fourth proportional to 180,992.54, 249,758.42 and 109,330.22 is: 150,868.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,992.54 : 249,758.42 = 109,330.22 : x
  2. Step 2: Convert to fraction form
    180,992.54/249,758.42 = 109,330.22/x
  3. Step 3: Cross multiply
    180,992.54x = 249,758.42 × 109,330.22
  4. Step 4: Simplify right side
    180,992.54x = 27,306,143,005.45
  5. Step 5: Solve for x
    x = 27,306,143,005.45/180,992.54
  6. Step 6: Final answer
    x = 150,868.89

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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.