Home / 115,298.40-172,884.60-52,044.24

Finding the Fourth Proportional to 115,298.40, 172,884.60 and 52,044.24

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Solution

The fourth proportional to 115,298.40, 172,884.60 and 52,044.24 is: 78,037.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,298.40 : 172,884.60 = 52,044.24 : x
  2. Step 2: Convert to fraction form
    115,298.40/172,884.60 = 52,044.24/x
  3. Step 3: Cross multiply
    115,298.40x = 172,884.60 × 52,044.24
  4. Step 4: Simplify right side
    115,298.40x = 8,997,647,614.70
  5. Step 5: Solve for x
    x = 8,997,647,614.70/115,298.40
  6. Step 6: Final answer
    x = 78,037.92

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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.