Home / 66,748.18-92,108.88-38,063.62

Finding the Fourth Proportional to 66,748.18, 92,108.88 and 38,063.62

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Solution

The fourth proportional to 66,748.18, 92,108.88 and 38,063.62 is: 52,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,748.18 : 92,108.88 = 38,063.62 : x
  2. Step 2: Convert to fraction form
    66,748.18/92,108.88 = 38,063.62/x
  3. Step 3: Cross multiply
    66,748.18x = 92,108.88 × 38,063.62
  4. Step 4: Simplify right side
    66,748.18x = 3,505,997,406.95
  5. Step 5: Solve for x
    x = 3,505,997,406.95/66,748.18
  6. Step 6: Final answer
    x = 52,525.74

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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.