Home / 319,566.23-479,517.02-120,024.35

Finding the Fourth Proportional to 319,566.23, 479,517.02 and 120,024.35

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Solution

The fourth proportional to 319,566.23, 479,517.02 and 120,024.35 is: 180,099.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,566.23 : 479,517.02 = 120,024.35 : x
  2. Step 2: Convert to fraction form
    319,566.23/479,517.02 = 120,024.35/x
  3. Step 3: Cross multiply
    319,566.23x = 479,517.02 × 120,024.35
  4. Step 4: Simplify right side
    319,566.23x = 57,553,715,641.73
  5. Step 5: Solve for x
    x = 57,553,715,641.73/319,566.23
  6. Step 6: Final answer
    x = 180,099.49

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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.