Home / 231,369.12-319,323.60-146,494.08

Finding the Fourth Proportional to 231,369.12, 319,323.60 and 146,494.08

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Solution

The fourth proportional to 231,369.12, 319,323.60 and 146,494.08 is: 202,183.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,369.12 : 319,323.60 = 146,494.08 : x
  2. Step 2: Convert to fraction form
    231,369.12/319,323.60 = 146,494.08/x
  3. Step 3: Cross multiply
    231,369.12x = 319,323.60 × 146,494.08
  4. Step 4: Simplify right side
    231,369.12x = 46,779,017,004.29
  5. Step 5: Solve for x
    x = 46,779,017,004.29/231,369.12
  6. Step 6: Final answer
    x = 202,183.49

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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.