Home / 53,029.60-73,170.35-29,746.78

Finding the Fourth Proportional to 53,029.60, 73,170.35 and 29,746.78

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Solution

The fourth proportional to 53,029.60, 73,170.35 and 29,746.78 is: 41,044.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,029.60 : 73,170.35 = 29,746.78 : x
  2. Step 2: Convert to fraction form
    53,029.60/73,170.35 = 29,746.78/x
  3. Step 3: Cross multiply
    53,029.60x = 73,170.35 × 29,746.78
  4. Step 4: Simplify right side
    53,029.60x = 2,176,582,251.19
  5. Step 5: Solve for x
    x = 2,176,582,251.19/53,029.60
  6. Step 6: Final answer
    x = 41,044.66

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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.