Home / 152,354.56-228,596.40-82,151.92

Finding the Fourth Proportional to 152,354.56, 228,596.40 and 82,151.92

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Solution

The fourth proportional to 152,354.56, 228,596.40 and 82,151.92 is: 123,262.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,354.56 : 228,596.40 = 82,151.92 : x
  2. Step 2: Convert to fraction form
    152,354.56/228,596.40 = 82,151.92/x
  3. Step 3: Cross multiply
    152,354.56x = 228,596.40 × 82,151.92
  4. Step 4: Simplify right side
    152,354.56x = 18,779,633,165.09
  5. Step 5: Solve for x
    x = 18,779,633,165.09/152,354.56
  6. Step 6: Final answer
    x = 123,262.69

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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.