Home / 53,195.64-79,774.80-29,175.12

Finding the Fourth Proportional to 53,195.64, 79,774.80 and 29,175.12

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Solution

The fourth proportional to 53,195.64, 79,774.80 and 29,175.12 is: 43,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,195.64 : 79,774.80 = 29,175.12 : x
  2. Step 2: Convert to fraction form
    53,195.64/79,774.80 = 29,175.12/x
  3. Step 3: Cross multiply
    53,195.64x = 79,774.80 × 29,175.12
  4. Step 4: Simplify right side
    53,195.64x = 2,327,439,362.98
  5. Step 5: Solve for x
    x = 2,327,439,362.98/53,195.64
  6. Step 6: Final answer
    x = 43,752.45

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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.