Home / 53,163.77-73,366.02-29,290.23

Finding the Fourth Proportional to 53,163.77, 73,366.02 and 29,290.23

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Solution

The fourth proportional to 53,163.77, 73,366.02 and 29,290.23 is: 40,420.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,163.77 : 73,366.02 = 29,290.23 : x
  2. Step 2: Convert to fraction form
    53,163.77/73,366.02 = 29,290.23/x
  3. Step 3: Cross multiply
    53,163.77x = 73,366.02 × 29,290.23
  4. Step 4: Simplify right side
    53,163.77x = 2,148,907,599.98
  5. Step 5: Solve for x
    x = 2,148,907,599.98/53,163.77
  6. Step 6: Final answer
    x = 40,420.53

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1.5x scale

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.