Home / 161,539.76-242,319.36-50,731.76

Finding the Fourth Proportional to 161,539.76, 242,319.36 and 50,731.76

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Solution

The fourth proportional to 161,539.76, 242,319.36 and 50,731.76 is: 76,100.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,539.76 : 242,319.36 = 50,731.76 : x
  2. Step 2: Convert to fraction form
    161,539.76/242,319.36 = 50,731.76/x
  3. Step 3: Cross multiply
    161,539.76x = 242,319.36 × 50,731.76
  4. Step 4: Simplify right side
    161,539.76x = 12,293,287,614.87
  5. Step 5: Solve for x
    x = 12,293,287,614.87/161,539.76
  6. Step 6: Final answer
    x = 76,100.69

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1.5x scale

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.