Home / 165,985.86-229,079.85-94,376.61

Finding the Fourth Proportional to 165,985.86, 229,079.85 and 94,376.61

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Solution

The fourth proportional to 165,985.86, 229,079.85 and 94,376.61 is: 130,250.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,985.86 : 229,079.85 = 94,376.61 : x
  2. Step 2: Convert to fraction form
    165,985.86/229,079.85 = 94,376.61/x
  3. Step 3: Cross multiply
    165,985.86x = 229,079.85 × 94,376.61
  4. Step 4: Simplify right side
    165,985.86x = 21,619,779,662.31
  5. Step 5: Solve for x
    x = 21,619,779,662.31/165,985.86
  6. Step 6: Final answer
    x = 130,250.73

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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.