Home / 53,016.42-73,161.02-29,143.02

Finding the Fourth Proportional to 53,016.42, 73,161.02 and 29,143.02

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Solution

The fourth proportional to 53,016.42, 73,161.02 and 29,143.02 is: 40,216.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,016.42 : 73,161.02 = 29,143.02 : x
  2. Step 2: Convert to fraction form
    53,016.42/73,161.02 = 29,143.02/x
  3. Step 3: Cross multiply
    53,016.42x = 73,161.02 × 29,143.02
  4. Step 4: Simplify right side
    53,016.42x = 2,132,133,069.08
  5. Step 5: Solve for x
    x = 2,132,133,069.08/53,016.42
  6. Step 6: Final answer
    x = 40,216.47

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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.