Home / 53,146.80-73,342.65-29,273.53

Finding the Fourth Proportional to 53,146.80, 73,342.65 and 29,273.53

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Solution

The fourth proportional to 53,146.80, 73,342.65 and 29,273.53 is: 40,397.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146.80 : 73,342.65 = 29,273.53 : x
  2. Step 2: Convert to fraction form
    53,146.80/73,342.65 = 29,273.53/x
  3. Step 3: Cross multiply
    53,146.80x = 73,342.65 × 29,273.53
  4. Step 4: Simplify right side
    53,146.80x = 2,146,998,265.05
  5. Step 5: Solve for x
    x = 2,146,998,265.05/53,146.80
  6. Step 6: Final answer
    x = 40,397.51

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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.