Home / 122,888.64-184,179.60-52,686.48

Finding the Fourth Proportional to 122,888.64, 184,179.60 and 52,686.48

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Solution

The fourth proportional to 122,888.64, 184,179.60 and 52,686.48 is: 78,963.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,888.64 : 184,179.60 = 52,686.48 : x
  2. Step 2: Convert to fraction form
    122,888.64/184,179.60 = 52,686.48/x
  3. Step 3: Cross multiply
    122,888.64x = 184,179.60 × 52,686.48
  4. Step 4: Simplify right side
    122,888.64x = 9,703,774,811.81
  5. Step 5: Solve for x
    x = 9,703,774,811.81/122,888.64
  6. Step 6: Final answer
    x = 78,963.97

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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.