Home / 109,924.60-164,913.90-31,037.80

Finding the Fourth Proportional to 109,924.60, 164,913.90 and 31,037.80

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Solution

The fourth proportional to 109,924.60, 164,913.90 and 31,037.80 is: 46,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,924.60 : 164,913.90 = 31,037.80 : x
  2. Step 2: Convert to fraction form
    109,924.60/164,913.90 = 31,037.80/x
  3. Step 3: Cross multiply
    109,924.60x = 164,913.90 × 31,037.80
  4. Step 4: Simplify right side
    109,924.60x = 5,118,564,645.42
  5. Step 5: Solve for x
    x = 5,118,564,645.42/109,924.60
  6. Step 6: Final answer
    x = 46,564.32

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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.