Home / 48,808.30-73,212.42-42,214.90

Finding the Fourth Proportional to 48,808.30, 73,212.42 and 42,214.90

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Solution

The fourth proportional to 48,808.30, 73,212.42 and 42,214.90 is: 63,322.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,808.30 : 73,212.42 = 42,214.90 : x
  2. Step 2: Convert to fraction form
    48,808.30/73,212.42 = 42,214.90/x
  3. Step 3: Cross multiply
    48,808.30x = 73,212.42 × 42,214.90
  4. Step 4: Simplify right side
    48,808.30x = 3,090,654,989.06
  5. Step 5: Solve for x
    x = 3,090,654,989.06/48,808.30
  6. Step 6: Final answer
    x = 63,322.32

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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.