Home / 161,508.42-242,244.14-43,188.98

Finding the Fourth Proportional to 161,508.42, 242,244.14 and 43,188.98

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Solution

The fourth proportional to 161,508.42, 242,244.14 and 43,188.98 is: 64,778.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,508.42 : 242,244.14 = 43,188.98 : x
  2. Step 2: Convert to fraction form
    161,508.42/242,244.14 = 43,188.98/x
  3. Step 3: Cross multiply
    161,508.42x = 242,244.14 × 43,188.98
  4. Step 4: Simplify right side
    161,508.42x = 10,462,275,890.41
  5. Step 5: Solve for x
    x = 10,462,275,890.41/161,508.42
  6. Step 6: Final answer
    x = 64,778.52

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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.