Home / 147,380.32-220,859.26-84,069.44

Finding the Fourth Proportional to 147,380.32, 220,859.26 and 84,069.44

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Solution

The fourth proportional to 147,380.32, 220,859.26 and 84,069.44 is: 125,983.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,380.32 : 220,859.26 = 84,069.44 : x
  2. Step 2: Convert to fraction form
    147,380.32/220,859.26 = 84,069.44/x
  3. Step 3: Cross multiply
    147,380.32x = 220,859.26 × 84,069.44
  4. Step 4: Simplify right side
    147,380.32x = 18,567,514,307.01
  5. Step 5: Solve for x
    x = 18,567,514,307.01/147,380.32
  6. Step 6: Final answer
    x = 125,983.67

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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.