Home / 134,032.32-184,979.36-76,676.96

Finding the Fourth Proportional to 134,032.32, 184,979.36 and 76,676.96

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Solution

The fourth proportional to 134,032.32, 184,979.36 and 76,676.96 is: 105,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,032.32 : 184,979.36 = 76,676.96 : x
  2. Step 2: Convert to fraction form
    134,032.32/184,979.36 = 76,676.96/x
  3. Step 3: Cross multiply
    134,032.32x = 184,979.36 × 76,676.96
  4. Step 4: Simplify right side
    134,032.32x = 14,183,655,641.69
  5. Step 5: Solve for x
    x = 14,183,655,641.69/134,032.32
  6. Step 6: Final answer
    x = 105,822.65

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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.