Home / 147,246.86-220,905.57-47,416.44

Finding the Fourth Proportional to 147,246.86, 220,905.57 and 47,416.44

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Solution

The fourth proportional to 147,246.86, 220,905.57 and 47,416.44 is: 71,136.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,246.86 : 220,905.57 = 47,416.44 : x
  2. Step 2: Convert to fraction form
    147,246.86/220,905.57 = 47,416.44/x
  3. Step 3: Cross multiply
    147,246.86x = 220,905.57 × 47,416.44
  4. Step 4: Simplify right side
    147,246.86x = 10,474,555,705.57
  5. Step 5: Solve for x
    x = 10,474,555,705.57/147,246.86
  6. Step 6: Final answer
    x = 71,136.02

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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.