Home / 95,438.40-143,157.60-33,115.20

Finding the Fourth Proportional to 95,438.40, 143,157.60 and 33,115.20

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Solution

The fourth proportional to 95,438.40, 143,157.60 and 33,115.20 is: 49,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,438.40 : 143,157.60 = 33,115.20 : x
  2. Step 2: Convert to fraction form
    95,438.40/143,157.60 = 33,115.20/x
  3. Step 3: Cross multiply
    95,438.40x = 143,157.60 × 33,115.20
  4. Step 4: Simplify right side
    95,438.40x = 4,740,692,555.52
  5. Step 5: Solve for x
    x = 4,740,692,555.52/95,438.40
  6. Step 6: Final answer
    x = 49,672.80

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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.