Home / 43,005.60-64,508.40-33,164.10

Finding the Fourth Proportional to 43,005.60, 64,508.40 and 33,164.10

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Solution

The fourth proportional to 43,005.60, 64,508.40 and 33,164.10 is: 49,746.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,005.60 : 64,508.40 = 33,164.10 : x
  2. Step 2: Convert to fraction form
    43,005.60/64,508.40 = 33,164.10/x
  3. Step 3: Cross multiply
    43,005.60x = 64,508.40 × 33,164.10
  4. Step 4: Simplify right side
    43,005.60x = 2,139,363,028.44
  5. Step 5: Solve for x
    x = 2,139,363,028.44/43,005.60
  6. Step 6: Final answer
    x = 49,746.15

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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.