Home / 229,467.15-316,619.96-133,977.87

Finding the Fourth Proportional to 229,467.15, 316,619.96 and 133,977.87

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Solution

The fourth proportional to 229,467.15, 316,619.96 and 133,977.87 is: 184,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,467.15 : 316,619.96 = 133,977.87 : x
  2. Step 2: Convert to fraction form
    229,467.15/316,619.96 = 133,977.87/x
  3. Step 3: Cross multiply
    229,467.15x = 316,619.96 × 133,977.87
  4. Step 4: Simplify right side
    229,467.15x = 42,420,067,170.40
  5. Step 5: Solve for x
    x = 42,420,067,170.40/229,467.15
  6. Step 6: Final answer
    x = 184,863.35

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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.