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Finding the Fourth Proportional to 240,141.56, 360,212.34 and 92,363

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Solution

The fourth proportional to 240,141.56, 360,212.34 and 92,363 is: 138,544.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,141.56 : 360,212.34 = 92,363 : x
  2. Step 2: Convert to fraction form
    240,141.56/360,212.34 = 92,363/x
  3. Step 3: Cross multiply
    240,141.56x = 360,212.34 × 92,363
  4. Step 4: Simplify right side
    240,141.56x = 33,270,292,359.42
  5. Step 5: Solve for x
    x = 33,270,292,359.42/240,141.56
  6. Step 6: Final answer
    x = 138,544.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.