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Finding the Fourth Proportional to 162,649.47, 243,986.54 and 50,341.05

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Solution

The fourth proportional to 162,649.47, 243,986.54 and 50,341.05 is: 75,515.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,649.47 : 243,986.54 = 50,341.05 : x
  2. Step 2: Convert to fraction form
    162,649.47/243,986.54 = 50,341.05/x
  3. Step 3: Cross multiply
    162,649.47x = 243,986.54 × 50,341.05
  4. Step 4: Simplify right side
    162,649.47x = 12,282,538,357.76
  5. Step 5: Solve for x
    x = 12,282,538,357.76/162,649.47
  6. Step 6: Final answer
    x = 75,515.39

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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.