Home / 231,370.12-319,324.98-146,495.08

Finding the Fourth Proportional to 231,370.12, 319,324.98 and 146,495.08

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Solution

The fourth proportional to 231,370.12, 319,324.98 and 146,495.08 is: 202,184.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,370.12 : 319,324.98 = 146,495.08 : x
  2. Step 2: Convert to fraction form
    231,370.12/319,324.98 = 146,495.08/x
  3. Step 3: Cross multiply
    231,370.12x = 319,324.98 × 146,495.08
  4. Step 4: Simplify right side
    231,370.12x = 46,779,538,491.10
  5. Step 5: Solve for x
    x = 46,779,538,491.10/231,370.12
  6. Step 6: Final answer
    x = 202,184.87

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1.5x scale

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.