Home / 110,529.60-165,827.16-51,400.40

Finding the Fourth Proportional to 110,529.60, 165,827.16 and 51,400.40

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Solution

The fourth proportional to 110,529.60, 165,827.16 and 51,400.40 is: 77,115.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,529.60 : 165,827.16 = 51,400.40 : x
  2. Step 2: Convert to fraction form
    110,529.60/165,827.16 = 51,400.40/x
  3. Step 3: Cross multiply
    110,529.60x = 165,827.16 × 51,400.40
  4. Step 4: Simplify right side
    110,529.60x = 8,523,582,354.86
  5. Step 5: Solve for x
    x = 8,523,582,354.86/110,529.60
  6. Step 6: Final answer
    x = 77,115.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.