Home / 53,903.52-80,869.86-30,546.36

Finding the Fourth Proportional to 53,903.52, 80,869.86 and 30,546.36

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Solution

The fourth proportional to 53,903.52, 80,869.86 and 30,546.36 is: 45,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,903.52 : 80,869.86 = 30,546.36 : x
  2. Step 2: Convert to fraction form
    53,903.52/80,869.86 = 30,546.36/x
  3. Step 3: Cross multiply
    53,903.52x = 80,869.86 × 30,546.36
  4. Step 4: Simplify right side
    53,903.52x = 2,470,279,856.71
  5. Step 5: Solve for x
    x = 2,470,279,856.71/53,903.52
  6. Step 6: Final answer
    x = 45,827.80

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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.