Home / 122,826.31-184,228.88-74,782.46

Finding the Fourth Proportional to 122,826.31, 184,228.88 and 74,782.46

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Solution

The fourth proportional to 122,826.31, 184,228.88 and 74,782.46 is: 112,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,826.31 : 184,228.88 = 74,782.46 : x
  2. Step 2: Convert to fraction form
    122,826.31/184,228.88 = 74,782.46/x
  3. Step 3: Cross multiply
    122,826.31x = 184,228.88 × 74,782.46
  4. Step 4: Simplify right side
    122,826.31x = 13,777,088,936.10
  5. Step 5: Solve for x
    x = 13,777,088,936.10/122,826.31
  6. Step 6: Final answer
    x = 112,167.25

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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.