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Finding the Fourth Proportional to 176,328.16, 263,907.12 and 160,569.44

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Solution

The fourth proportional to 176,328.16, 263,907.12 and 160,569.44 is: 240,321.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,328.16 : 263,907.12 = 160,569.44 : x
  2. Step 2: Convert to fraction form
    176,328.16/263,907.12 = 160,569.44/x
  3. Step 3: Cross multiply
    176,328.16x = 263,907.12 × 160,569.44
  4. Step 4: Simplify right side
    176,328.16x = 42,375,418,470.41
  5. Step 5: Solve for x
    x = 42,375,418,470.41/176,328.16
  6. Step 6: Final answer
    x = 240,321.33

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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.