Home / 172,944.10-259,328.67-52,965.28

Finding the Fourth Proportional to 172,944.10, 259,328.67 and 52,965.28

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Solution

The fourth proportional to 172,944.10, 259,328.67 and 52,965.28 is: 79,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,944.10 : 259,328.67 = 52,965.28 : x
  2. Step 2: Convert to fraction form
    172,944.10/259,328.67 = 52,965.28/x
  3. Step 3: Cross multiply
    172,944.10x = 259,328.67 × 52,965.28
  4. Step 4: Simplify right side
    172,944.10x = 13,735,415,618.58
  5. Step 5: Solve for x
    x = 13,735,415,618.58/172,944.10
  6. Step 6: Final answer
    x = 79,421.13

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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.