Home / 117,928.18-162,795.23-69,514.17

Finding the Fourth Proportional to 117,928.18, 162,795.23 and 69,514.17

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Solution

The fourth proportional to 117,928.18, 162,795.23 and 69,514.17 is: 95,961.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,928.18 : 162,795.23 = 69,514.17 : x
  2. Step 2: Convert to fraction form
    117,928.18/162,795.23 = 69,514.17/x
  3. Step 3: Cross multiply
    117,928.18x = 162,795.23 × 69,514.17
  4. Step 4: Simplify right side
    117,928.18x = 11,316,575,293.41
  5. Step 5: Solve for x
    x = 11,316,575,293.41/117,928.18
  6. Step 6: Final answer
    x = 95,961.59

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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.