Home / 213,254.30-294,356.09-131,607.52

Finding the Fourth Proportional to 213,254.30, 294,356.09 and 131,607.52

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Solution

The fourth proportional to 213,254.30, 294,356.09 and 131,607.52 is: 181,658.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,254.30 : 294,356.09 = 131,607.52 : x
  2. Step 2: Convert to fraction form
    213,254.30/294,356.09 = 131,607.52/x
  3. Step 3: Cross multiply
    213,254.30x = 294,356.09 × 131,607.52
  4. Step 4: Simplify right side
    213,254.30x = 38,739,474,594.93
  5. Step 5: Solve for x
    x = 38,739,474,594.93/213,254.30
  6. Step 6: Final answer
    x = 181,658.58

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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.