Home / 122,440.34-183,717-55,900.86

Finding the Fourth Proportional to 122,440.34, 183,717 and 55,900.86

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Solution

The fourth proportional to 122,440.34, 183,717 and 55,900.86 is: 83,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,440.34 : 183,717 = 55,900.86 : x
  2. Step 2: Convert to fraction form
    122,440.34/183,717 = 55,900.86/x
  3. Step 3: Cross multiply
    122,440.34x = 183,717 × 55,900.86
  4. Step 4: Simplify right side
    122,440.34x = 10,269,938,296.62
  5. Step 5: Solve for x
    x = 10,269,938,296.62/122,440.34
  6. Step 6: Final answer
    x = 83,877.08

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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.