Home / 184,623.60-254,780.80-99,740.66

Finding the Fourth Proportional to 184,623.60, 254,780.80 and 99,740.66

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Solution

The fourth proportional to 184,623.60, 254,780.80 and 99,740.66 is: 137,642.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,623.60 : 254,780.80 = 99,740.66 : x
  2. Step 2: Convert to fraction form
    184,623.60/254,780.80 = 99,740.66/x
  3. Step 3: Cross multiply
    184,623.60x = 254,780.80 × 99,740.66
  4. Step 4: Simplify right side
    184,623.60x = 25,412,005,147.33
  5. Step 5: Solve for x
    x = 25,412,005,147.33/184,623.60
  6. Step 6: Final answer
    x = 137,642.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.