Home / 122,875.44-184,337.76-38,656.80

Finding the Fourth Proportional to 122,875.44, 184,337.76 and 38,656.80

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Solution

The fourth proportional to 122,875.44, 184,337.76 and 38,656.80 is: 57,992.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,875.44 : 184,337.76 = 38,656.80 : x
  2. Step 2: Convert to fraction form
    122,875.44/184,337.76 = 38,656.80/x
  3. Step 3: Cross multiply
    122,875.44x = 184,337.76 × 38,656.80
  4. Step 4: Simplify right side
    122,875.44x = 7,125,907,920.77
  5. Step 5: Solve for x
    x = 7,125,907,920.77/122,875.44
  6. Step 6: Final answer
    x = 57,992.94

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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.