Home / 180,272.63-270,388.28-47,165.73

Finding the Fourth Proportional to 180,272.63, 270,388.28 and 47,165.73

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Solution

The fourth proportional to 180,272.63, 270,388.28 and 47,165.73 is: 70,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,272.63 : 270,388.28 = 47,165.73 : x
  2. Step 2: Convert to fraction form
    180,272.63/270,388.28 = 47,165.73/x
  3. Step 3: Cross multiply
    180,272.63x = 270,388.28 × 47,165.73
  4. Step 4: Simplify right side
    180,272.63x = 12,753,060,373.82
  5. Step 5: Solve for x
    x = 12,753,060,373.82/180,272.63
  6. Step 6: Final answer
    x = 70,743.19

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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.