Home / 63,222.76-87,247.38-34,928.20

Finding the Fourth Proportional to 63,222.76, 87,247.38 and 34,928.20

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Solution

The fourth proportional to 63,222.76, 87,247.38 and 34,928.20 is: 48,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,222.76 : 87,247.38 = 34,928.20 : x
  2. Step 2: Convert to fraction form
    63,222.76/87,247.38 = 34,928.20/x
  3. Step 3: Cross multiply
    63,222.76x = 87,247.38 × 34,928.20
  4. Step 4: Simplify right side
    63,222.76x = 3,047,393,938.12
  5. Step 5: Solve for x
    x = 3,047,393,938.12/63,222.76
  6. Step 6: Final answer
    x = 48,200.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.