Home / 219,124.58-328,699.08-61,365.33

Finding the Fourth Proportional to 219,124.58, 328,699.08 and 61,365.33

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Solution

The fourth proportional to 219,124.58, 328,699.08 and 61,365.33 is: 92,051.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,124.58 : 328,699.08 = 61,365.33 : x
  2. Step 2: Convert to fraction form
    219,124.58/328,699.08 = 61,365.33/x
  3. Step 3: Cross multiply
    219,124.58x = 328,699.08 × 61,365.33
  4. Step 4: Simplify right side
    219,124.58x = 20,170,727,514.90
  5. Step 5: Solve for x
    x = 20,170,727,514.90/219,124.58
  6. Step 6: Final answer
    x = 92,051.42

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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.