Home / 255,435.48-383,199.66-105,594.38

Finding the Fourth Proportional to 255,435.48, 383,199.66 and 105,594.38

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Solution

The fourth proportional to 255,435.48, 383,199.66 and 105,594.38 is: 158,410.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,435.48 : 383,199.66 = 105,594.38 : x
  2. Step 2: Convert to fraction form
    255,435.48/383,199.66 = 105,594.38/x
  3. Step 3: Cross multiply
    255,435.48x = 383,199.66 × 105,594.38
  4. Step 4: Simplify right side
    255,435.48x = 40,463,730,513.91
  5. Step 5: Solve for x
    x = 40,463,730,513.91/255,435.48
  6. Step 6: Final answer
    x = 158,410.77

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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.