Home / 213,060.42-319,323.33-112,973.58

Finding the Fourth Proportional to 213,060.42, 319,323.33 and 112,973.58

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Solution

The fourth proportional to 213,060.42, 319,323.33 and 112,973.58 is: 169,318.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,060.42 : 319,323.33 = 112,973.58 : x
  2. Step 2: Convert to fraction form
    213,060.42/319,323.33 = 112,973.58/x
  3. Step 3: Cross multiply
    213,060.42x = 319,323.33 × 112,973.58
  4. Step 4: Simplify right side
    213,060.42x = 36,075,099,767.62
  5. Step 5: Solve for x
    x = 36,075,099,767.62/213,060.42
  6. Step 6: Final answer
    x = 169,318.64

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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.