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Finding the Fourth Proportional to 255,363.54, 382,527.62 and 118,394.25

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Solution

The fourth proportional to 255,363.54, 382,527.62 and 118,394.25 is: 177,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,363.54 : 382,527.62 = 118,394.25 : x
  2. Step 2: Convert to fraction form
    255,363.54/382,527.62 = 118,394.25/x
  3. Step 3: Cross multiply
    255,363.54x = 382,527.62 × 118,394.25
  4. Step 4: Simplify right side
    255,363.54x = 45,289,070,082.21
  5. Step 5: Solve for x
    x = 45,289,070,082.21/255,363.54
  6. Step 6: Final answer
    x = 177,351.36

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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.