Home / 211,026.24-291,217.06-115,541.82

Finding the Fourth Proportional to 211,026.24, 291,217.06 and 115,541.82

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Solution

The fourth proportional to 211,026.24, 291,217.06 and 115,541.82 is: 159,448.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,026.24 : 291,217.06 = 115,541.82 : x
  2. Step 2: Convert to fraction form
    211,026.24/291,217.06 = 115,541.82/x
  3. Step 3: Cross multiply
    211,026.24x = 291,217.06 × 115,541.82
  4. Step 4: Simplify right side
    211,026.24x = 33,647,749,127.45
  5. Step 5: Solve for x
    x = 33,647,749,127.45/211,026.24
  6. Step 6: Final answer
    x = 159,448.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.