Home / 89,628.44-134,454.55-47,530.04

Finding the Fourth Proportional to 89,628.44, 134,454.55 and 47,530.04

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Solution

The fourth proportional to 89,628.44, 134,454.55 and 47,530.04 is: 71,301.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,628.44 : 134,454.55 = 47,530.04 : x
  2. Step 2: Convert to fraction form
    89,628.44/134,454.55 = 47,530.04/x
  3. Step 3: Cross multiply
    89,628.44x = 134,454.55 × 47,530.04
  4. Step 4: Simplify right side
    89,628.44x = 6,390,630,356.99
  5. Step 5: Solve for x
    x = 6,390,630,356.99/89,628.44
  6. Step 6: Final answer
    x = 71,301.37

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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.