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Finding the Fourth Proportional to 53,568.71, 80,345.31 and 37,509.52

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Solution

The fourth proportional to 53,568.71, 80,345.31 and 37,509.52 is: 56,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,568.71 : 80,345.31 = 37,509.52 : x
  2. Step 2: Convert to fraction form
    53,568.71/80,345.31 = 37,509.52/x
  3. Step 3: Cross multiply
    53,568.71x = 80,345.31 × 37,509.52
  4. Step 4: Simplify right side
    53,568.71x = 3,013,714,012.35
  5. Step 5: Solve for x
    x = 3,013,714,012.35/53,568.71
  6. Step 6: Final answer
    x = 56,258.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.