Home / 122,816.60-184,309.48-42,855.02

Finding the Fourth Proportional to 122,816.60, 184,309.48 and 42,855.02

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Solution

The fourth proportional to 122,816.60, 184,309.48 and 42,855.02 is: 64,312.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,816.60 : 184,309.48 = 42,855.02 : x
  2. Step 2: Convert to fraction form
    122,816.60/184,309.48 = 42,855.02/x
  3. Step 3: Cross multiply
    122,816.60x = 184,309.48 × 42,855.02
  4. Step 4: Simplify right side
    122,816.60x = 7,898,586,451.59
  5. Step 5: Solve for x
    x = 7,898,586,451.59/122,816.60
  6. Step 6: Final answer
    x = 64,312.04

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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.