Home / 53,064.47-73,229.31-29,190.53

Finding the Fourth Proportional to 53,064.47, 73,229.31 and 29,190.53

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Solution

The fourth proportional to 53,064.47, 73,229.31 and 29,190.53 is: 40,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,064.47 : 73,229.31 = 29,190.53 : x
  2. Step 2: Convert to fraction form
    53,064.47/73,229.31 = 29,190.53/x
  3. Step 3: Cross multiply
    53,064.47x = 73,229.31 × 29,190.53
  4. Step 4: Simplify right side
    53,064.47x = 2,137,602,004.29
  5. Step 5: Solve for x
    x = 2,137,602,004.29/53,064.47
  6. Step 6: Final answer
    x = 40,283.12

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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.