Home / 42,764.36-64,119.36-37,509.92

Finding the Fourth Proportional to 42,764.36, 64,119.36 and 37,509.92

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Solution

The fourth proportional to 42,764.36, 64,119.36 and 37,509.92 is: 56,241.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,764.36 : 64,119.36 = 37,509.92 : x
  2. Step 2: Convert to fraction form
    42,764.36/64,119.36 = 37,509.92/x
  3. Step 3: Cross multiply
    42,764.36x = 64,119.36 × 37,509.92
  4. Step 4: Simplify right side
    42,764.36x = 2,405,112,064.05
  5. Step 5: Solve for x
    x = 2,405,112,064.05/42,764.36
  6. Step 6: Final answer
    x = 56,241.04

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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.