Home / 134,036.36-184,962.96-76,676.82

Finding the Fourth Proportional to 134,036.36, 184,962.96 and 76,676.82

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Solution

The fourth proportional to 134,036.36, 184,962.96 and 76,676.82 is: 105,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,036.36 : 184,962.96 = 76,676.82 : x
  2. Step 2: Convert to fraction form
    134,036.36/184,962.96 = 76,676.82/x
  3. Step 3: Cross multiply
    134,036.36x = 184,962.96 × 76,676.82
  4. Step 4: Simplify right side
    134,036.36x = 14,182,371,590.59
  5. Step 5: Solve for x
    x = 14,182,371,590.59/134,036.36
  6. Step 6: Final answer
    x = 105,809.88

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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.