Home / 161,039.32-241,558.98-42,719.92

Finding the Fourth Proportional to 161,039.32, 241,558.98 and 42,719.92

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Solution

The fourth proportional to 161,039.32, 241,558.98 and 42,719.92 is: 64,079.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,039.32 : 241,558.98 = 42,719.92 : x
  2. Step 2: Convert to fraction form
    161,039.32/241,558.98 = 42,719.92/x
  3. Step 3: Cross multiply
    161,039.32x = 241,558.98 × 42,719.92
  4. Step 4: Simplify right side
    161,039.32x = 10,319,380,300.88
  5. Step 5: Solve for x
    x = 10,319,380,300.88/161,039.32
  6. Step 6: Final answer
    x = 64,079.88

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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.