Home / 110,281.33-165,438.42-51,122.98

Finding the Fourth Proportional to 110,281.33, 165,438.42 and 51,122.98

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Solution

The fourth proportional to 110,281.33, 165,438.42 and 51,122.98 is: 76,692.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,281.33 : 165,438.42 = 51,122.98 : x
  2. Step 2: Convert to fraction form
    110,281.33/165,438.42 = 51,122.98/x
  3. Step 3: Cross multiply
    110,281.33x = 165,438.42 × 51,122.98
  4. Step 4: Simplify right side
    110,281.33x = 8,457,705,036.89
  5. Step 5: Solve for x
    x = 8,457,705,036.89/110,281.33
  6. Step 6: Final answer
    x = 76,692.08

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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.