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Finding the Fourth Proportional to 172,778.59, 259,150.36 and 46,402.41

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Solution

The fourth proportional to 172,778.59, 259,150.36 and 46,402.41 is: 69,598.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,778.59 : 259,150.36 = 46,402.41 : x
  2. Step 2: Convert to fraction form
    172,778.59/259,150.36 = 46,402.41/x
  3. Step 3: Cross multiply
    172,778.59x = 259,150.36 × 46,402.41
  4. Step 4: Simplify right side
    172,778.59x = 12,025,201,256.37
  5. Step 5: Solve for x
    x = 12,025,201,256.37/172,778.59
  6. Step 6: Final answer
    x = 69,598.91

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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.