Home / 53,051.05-73,197.07-31,539.58

Finding the Fourth Proportional to 53,051.05, 73,197.07 and 31,539.58

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Solution

The fourth proportional to 53,051.05, 73,197.07 and 31,539.58 is: 43,516.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,051.05 : 73,197.07 = 31,539.58 : x
  2. Step 2: Convert to fraction form
    53,051.05/73,197.07 = 31,539.58/x
  3. Step 3: Cross multiply
    53,051.05x = 73,197.07 × 31,539.58
  4. Step 4: Simplify right side
    53,051.05x = 2,308,604,583.19
  5. Step 5: Solve for x
    x = 2,308,604,583.19/53,051.05
  6. Step 6: Final answer
    x = 43,516.66

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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.