Home / 152,372.85-210,277.48-91,181.96

Finding the Fourth Proportional to 152,372.85, 210,277.48 and 91,181.96

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Solution

The fourth proportional to 152,372.85, 210,277.48 and 91,181.96 is: 125,832.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,372.85 : 210,277.48 = 91,181.96 : x
  2. Step 2: Convert to fraction form
    152,372.85/210,277.48 = 91,181.96/x
  3. Step 3: Cross multiply
    152,372.85x = 210,277.48 × 91,181.96
  4. Step 4: Simplify right side
    152,372.85x = 19,173,512,770.26
  5. Step 5: Solve for x
    x = 19,173,512,770.26/152,372.85
  6. Step 6: Final answer
    x = 125,832.87

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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.