Home / 257,554.30-355,410.40-150,141.82

Finding the Fourth Proportional to 257,554.30, 355,410.40 and 150,141.82

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Solution

The fourth proportional to 257,554.30, 355,410.40 and 150,141.82 is: 207,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,554.30 : 355,410.40 = 150,141.82 : x
  2. Step 2: Convert to fraction form
    257,554.30/355,410.40 = 150,141.82/x
  3. Step 3: Cross multiply
    257,554.30x = 355,410.40 × 150,141.82
  4. Step 4: Simplify right side
    257,554.30x = 53,361,964,302.93
  5. Step 5: Solve for x
    x = 53,361,964,302.93/257,554.30
  6. Step 6: Final answer
    x = 207,187.24

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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.