Home / 53,163.94-73,368.27-29,290.10

Finding the Fourth Proportional to 53,163.94, 73,368.27 and 29,290.10

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Solution

The fourth proportional to 53,163.94, 73,368.27 and 29,290.10 is: 40,421.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,163.94 : 73,368.27 = 29,290.10 : x
  2. Step 2: Convert to fraction form
    53,163.94/73,368.27 = 29,290.10/x
  3. Step 3: Cross multiply
    53,163.94x = 73,368.27 × 29,290.10
  4. Step 4: Simplify right side
    53,163.94x = 2,148,963,818.68
  5. Step 5: Solve for x
    x = 2,148,963,818.68/53,163.94
  6. Step 6: Final answer
    x = 40,421.46

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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.