Home / 122,811.63-184,262.50-51,752.15

Finding the Fourth Proportional to 122,811.63, 184,262.50 and 51,752.15

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Solution

The fourth proportional to 122,811.63, 184,262.50 and 51,752.15 is: 77,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,811.63 : 184,262.50 = 51,752.15 : x
  2. Step 2: Convert to fraction form
    122,811.63/184,262.50 = 51,752.15/x
  3. Step 3: Cross multiply
    122,811.63x = 184,262.50 × 51,752.15
  4. Step 4: Simplify right side
    122,811.63x = 9,535,980,082.63
  5. Step 5: Solve for x
    x = 9,535,980,082.63/122,811.63
  6. Step 6: Final answer
    x = 77,647.21

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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.