Home / 171,895.12-257,798.04-115,703.44

Finding the Fourth Proportional to 171,895.12, 257,798.04 and 115,703.44

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Solution

The fourth proportional to 171,895.12, 257,798.04 and 115,703.44 is: 173,525.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,895.12 : 257,798.04 = 115,703.44 : x
  2. Step 2: Convert to fraction form
    171,895.12/257,798.04 = 115,703.44/x
  3. Step 3: Cross multiply
    171,895.12x = 257,798.04 × 115,703.44
  4. Step 4: Simplify right side
    171,895.12x = 29,828,120,053.26
  5. Step 5: Solve for x
    x = 29,828,120,053.26/171,895.12
  6. Step 6: Final answer
    x = 173,525.11

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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.