Home / 158,056.30-218,177.31-94,370.86

Finding the Fourth Proportional to 158,056.30, 218,177.31 and 94,370.86

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Solution

The fourth proportional to 158,056.30, 218,177.31 and 94,370.86 is: 130,267.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,056.30 : 218,177.31 = 94,370.86 : x
  2. Step 2: Convert to fraction form
    158,056.30/218,177.31 = 94,370.86/x
  3. Step 3: Cross multiply
    158,056.30x = 218,177.31 × 94,370.86
  4. Step 4: Simplify right side
    158,056.30x = 20,589,580,377.19
  5. Step 5: Solve for x
    x = 20,589,580,377.19/158,056.30
  6. Step 6: Final answer
    x = 130,267.38

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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.