Home / 73,030.90-109,504.44-28,605.64

Finding the Fourth Proportional to 73,030.90, 109,504.44 and 28,605.64

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Solution

The fourth proportional to 73,030.90, 109,504.44 and 28,605.64 is: 42,892.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,030.90 : 109,504.44 = 28,605.64 : x
  2. Step 2: Convert to fraction form
    73,030.90/109,504.44 = 28,605.64/x
  3. Step 3: Cross multiply
    73,030.90x = 109,504.44 × 28,605.64
  4. Step 4: Simplify right side
    73,030.90x = 3,132,444,589.04
  5. Step 5: Solve for x
    x = 3,132,444,589.04/73,030.90
  6. Step 6: Final answer
    x = 42,892.04

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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.