Home / 52,371.88-72,090.66-45,645.85

Finding the Fourth Proportional to 52,371.88, 72,090.66 and 45,645.85

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Solution

The fourth proportional to 52,371.88, 72,090.66 and 45,645.85 is: 62,832.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,371.88 : 72,090.66 = 45,645.85 : x
  2. Step 2: Convert to fraction form
    52,371.88/72,090.66 = 45,645.85/x
  3. Step 3: Cross multiply
    52,371.88x = 72,090.66 × 45,645.85
  4. Step 4: Simplify right side
    52,371.88x = 3,290,639,051.78
  5. Step 5: Solve for x
    x = 3,290,639,051.78/52,371.88
  6. Step 6: Final answer
    x = 62,832.17

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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.