Home / 53,162.41-73,366.02-29,290.90

Finding the Fourth Proportional to 53,162.41, 73,366.02 and 29,290.90

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Solution

The fourth proportional to 53,162.41, 73,366.02 and 29,290.90 is: 40,422.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.41 : 73,366.02 = 29,290.90 : x
  2. Step 2: Convert to fraction form
    53,162.41/73,366.02 = 29,290.90/x
  3. Step 3: Cross multiply
    53,162.41x = 73,366.02 × 29,290.90
  4. Step 4: Simplify right side
    53,162.41x = 2,148,956,755.22
  5. Step 5: Solve for x
    x = 2,148,956,755.22/53,162.41
  6. Step 6: Final answer
    x = 40,422.49

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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.