Home / 53,146.85-73,339.83-29,268.99

Finding the Fourth Proportional to 53,146.85, 73,339.83 and 29,268.99

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Solution

The fourth proportional to 53,146.85, 73,339.83 and 29,268.99 is: 40,389.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146.85 : 73,339.83 = 29,268.99 : x
  2. Step 2: Convert to fraction form
    53,146.85/73,339.83 = 29,268.99/x
  3. Step 3: Cross multiply
    53,146.85x = 73,339.83 × 29,268.99
  4. Step 4: Simplify right side
    53,146.85x = 2,146,582,750.87
  5. Step 5: Solve for x
    x = 2,146,582,750.87/53,146.85
  6. Step 6: Final answer
    x = 40,389.66

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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.