Home / 53,319.33-73,569.36-31,803.36

Finding the Fourth Proportional to 53,319.33, 73,569.36 and 31,803.36

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Solution

The fourth proportional to 53,319.33, 73,569.36 and 31,803.36 is: 43,881.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,319.33 : 73,569.36 = 31,803.36 : x
  2. Step 2: Convert to fraction form
    53,319.33/73,569.36 = 31,803.36/x
  3. Step 3: Cross multiply
    53,319.33x = 73,569.36 × 31,803.36
  4. Step 4: Simplify right side
    53,319.33x = 2,339,752,841.05
  5. Step 5: Solve for x
    x = 2,339,752,841.05/53,319.33
  6. Step 6: Final answer
    x = 43,881.89

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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.