Home / 161,534.20-242,214.90-56,356.60

Finding the Fourth Proportional to 161,534.20, 242,214.90 and 56,356.60

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Solution

The fourth proportional to 161,534.20, 242,214.90 and 56,356.60 is: 84,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,534.20 : 242,214.90 = 56,356.60 : x
  2. Step 2: Convert to fraction form
    161,534.20/242,214.90 = 56,356.60/x
  3. Step 3: Cross multiply
    161,534.20x = 242,214.90 × 56,356.60
  4. Step 4: Simplify right side
    161,534.20x = 13,650,408,233.34
  5. Step 5: Solve for x
    x = 13,650,408,233.34/161,534.20
  6. Step 6: Final answer
    x = 84,504.76

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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.