Home / 55,462.03-76,551.20-31,602.77

Finding the Fourth Proportional to 55,462.03, 76,551.20 and 31,602.77

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Solution

The fourth proportional to 55,462.03, 76,551.20 and 31,602.77 is: 43,619.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,462.03 : 76,551.20 = 31,602.77 : x
  2. Step 2: Convert to fraction form
    55,462.03/76,551.20 = 31,602.77/x
  3. Step 3: Cross multiply
    55,462.03x = 76,551.20 × 31,602.77
  4. Step 4: Simplify right side
    55,462.03x = 2,419,229,966.82
  5. Step 5: Solve for x
    x = 2,419,229,966.82/55,462.03
  6. Step 6: Final answer
    x = 43,619.57

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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.