Home / 150,842.86-208,162.91-82,861.58

Finding the Fourth Proportional to 150,842.86, 208,162.91 and 82,861.58

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Solution

The fourth proportional to 150,842.86, 208,162.91 and 82,861.58 is: 114,348.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,842.86 : 208,162.91 = 82,861.58 : x
  2. Step 2: Convert to fraction form
    150,842.86/208,162.91 = 82,861.58/x
  3. Step 3: Cross multiply
    150,842.86x = 208,162.91 × 82,861.58
  4. Step 4: Simplify right side
    150,842.86x = 17,248,708,347.56
  5. Step 5: Solve for x
    x = 17,248,708,347.56/150,842.86
  6. Step 6: Final answer
    x = 114,348.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.