Home / 122,868.29-184,302.30-38,635.84

Finding the Fourth Proportional to 122,868.29, 184,302.30 and 38,635.84

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Solution

The fourth proportional to 122,868.29, 184,302.30 and 38,635.84 is: 57,953.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,868.29 : 184,302.30 = 38,635.84 : x
  2. Step 2: Convert to fraction form
    122,868.29/184,302.30 = 38,635.84/x
  3. Step 3: Cross multiply
    122,868.29x = 184,302.30 × 38,635.84
  4. Step 4: Simplify right side
    122,868.29x = 7,120,674,174.43
  5. Step 5: Solve for x
    x = 7,120,674,174.43/122,868.29
  6. Step 6: Final answer
    x = 57,953.72

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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.