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Finding the Fourth Proportional to 255,367.44, 383,050.15 and 77,873.94

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Solution

The fourth proportional to 255,367.44, 383,050.15 and 77,873.94 is: 116,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,367.44 : 383,050.15 = 77,873.94 : x
  2. Step 2: Convert to fraction form
    255,367.44/383,050.15 = 77,873.94/x
  3. Step 3: Cross multiply
    255,367.44x = 383,050.15 × 77,873.94
  4. Step 4: Simplify right side
    255,367.44x = 29,829,624,203.41
  5. Step 5: Solve for x
    x = 29,829,624,203.41/255,367.44
  6. Step 6: Final answer
    x = 116,810.60

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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.