Home / 213,322.10-319,522.35-176,458.10

Finding the Fourth Proportional to 213,322.10, 319,522.35 and 176,458.10

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Solution

The fourth proportional to 213,322.10, 319,522.35 and 176,458.10 is: 264,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,322.10 : 319,522.35 = 176,458.10 : x
  2. Step 2: Convert to fraction form
    213,322.10/319,522.35 = 176,458.10/x
  3. Step 3: Cross multiply
    213,322.10x = 319,522.35 × 176,458.10
  4. Step 4: Simplify right side
    213,322.10x = 56,382,306,788.54
  5. Step 5: Solve for x
    x = 56,382,306,788.54/213,322.10
  6. Step 6: Final answer
    x = 264,305.98

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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.