Home / 155,915.40-233,897.60-50,709.77

Finding the Fourth Proportional to 155,915.40, 233,897.60 and 50,709.77

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Solution

The fourth proportional to 155,915.40, 233,897.60 and 50,709.77 is: 76,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,915.40 : 233,897.60 = 50,709.77 : x
  2. Step 2: Convert to fraction form
    155,915.40/233,897.60 = 50,709.77/x
  3. Step 3: Cross multiply
    155,915.40x = 233,897.60 × 50,709.77
  4. Step 4: Simplify right side
    155,915.40x = 11,860,892,456.84
  5. Step 5: Solve for x
    x = 11,860,892,456.84/155,915.40
  6. Step 6: Final answer
    x = 76,072.62

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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.