Home / 122,885.14-184,327.63-70,257.72

Finding the Fourth Proportional to 122,885.14, 184,327.63 and 70,257.72

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Solution

The fourth proportional to 122,885.14, 184,327.63 and 70,257.72 is: 105,386.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,885.14 : 184,327.63 = 70,257.72 : x
  2. Step 2: Convert to fraction form
    122,885.14/184,327.63 = 70,257.72/x
  3. Step 3: Cross multiply
    122,885.14x = 184,327.63 × 70,257.72
  4. Step 4: Simplify right side
    122,885.14x = 12,950,438,665.52
  5. Step 5: Solve for x
    x = 12,950,438,665.52/122,885.14
  6. Step 6: Final answer
    x = 105,386.54

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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.