Home / 172,695.09-259,021.45-46,345.26

Finding the Fourth Proportional to 172,695.09, 259,021.45 and 46,345.26

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Solution

The fourth proportional to 172,695.09, 259,021.45 and 46,345.26 is: 69,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,695.09 : 259,021.45 = 46,345.26 : x
  2. Step 2: Convert to fraction form
    172,695.09/259,021.45 = 46,345.26/x
  3. Step 3: Cross multiply
    172,695.09x = 259,021.45 × 46,345.26
  4. Step 4: Simplify right side
    172,695.09x = 12,004,417,214.40
  5. Step 5: Solve for x
    x = 12,004,417,214.40/172,695.09
  6. Step 6: Final answer
    x = 69,512.21

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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.