Home / 71,525.04-107,205-52,522.80

Finding the Fourth Proportional to 71,525.04, 107,205 and 52,522.80

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Solution

The fourth proportional to 71,525.04, 107,205 and 52,522.80 is: 78,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,525.04 : 107,205 = 52,522.80 : x
  2. Step 2: Convert to fraction form
    71,525.04/107,205 = 52,522.80/x
  3. Step 3: Cross multiply
    71,525.04x = 107,205 × 52,522.80
  4. Step 4: Simplify right side
    71,525.04x = 5,630,706,774
  5. Step 5: Solve for x
    x = 5,630,706,774/71,525.04
  6. Step 6: Final answer
    x = 78,723.57

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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.