Home / 293,288.16-439,822.80-115,736.16

Finding the Fourth Proportional to 293,288.16, 439,822.80 and 115,736.16

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Solution

The fourth proportional to 293,288.16, 439,822.80 and 115,736.16 is: 173,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,288.16 : 439,822.80 = 115,736.16 : x
  2. Step 2: Convert to fraction form
    293,288.16/439,822.80 = 115,736.16/x
  3. Step 3: Cross multiply
    293,288.16x = 439,822.80 × 115,736.16
  4. Step 4: Simplify right side
    293,288.16x = 50,903,401,952.45
  5. Step 5: Solve for x
    x = 50,903,401,952.45/293,288.16
  6. Step 6: Final answer
    x = 173,561.05

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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.