Home / 43,172.72-64,803.25-35,652.32

Finding the Fourth Proportional to 43,172.72, 64,803.25 and 35,652.32

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Solution

The fourth proportional to 43,172.72, 64,803.25 and 35,652.32 is: 53,514.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,172.72 : 64,803.25 = 35,652.32 : x
  2. Step 2: Convert to fraction form
    43,172.72/64,803.25 = 35,652.32/x
  3. Step 3: Cross multiply
    43,172.72x = 64,803.25 × 35,652.32
  4. Step 4: Simplify right side
    43,172.72x = 2,310,386,278.92
  5. Step 5: Solve for x
    x = 2,310,386,278.92/43,172.72
  6. Step 6: Final answer
    x = 53,514.96

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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.