Home / 66,134.12-99,157.74-37,672.04

Finding the Fourth Proportional to 66,134.12, 99,157.74 and 37,672.04

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Solution

The fourth proportional to 66,134.12, 99,157.74 and 37,672.04 is: 56,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,134.12 : 99,157.74 = 37,672.04 : x
  2. Step 2: Convert to fraction form
    66,134.12/99,157.74 = 37,672.04/x
  3. Step 3: Cross multiply
    66,134.12x = 99,157.74 × 37,672.04
  4. Step 4: Simplify right side
    66,134.12x = 3,735,474,347.59
  5. Step 5: Solve for x
    x = 3,735,474,347.59/66,134.12
  6. Step 6: Final answer
    x = 56,483.32

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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.