Home / 58,939.20-88,406.40-25,659.12

Finding the Fourth Proportional to 58,939.20, 88,406.40 and 25,659.12

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Solution

The fourth proportional to 58,939.20, 88,406.40 and 25,659.12 is: 38,487.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,939.20 : 88,406.40 = 25,659.12 : x
  2. Step 2: Convert to fraction form
    58,939.20/88,406.40 = 25,659.12/x
  3. Step 3: Cross multiply
    58,939.20x = 88,406.40 × 25,659.12
  4. Step 4: Simplify right side
    58,939.20x = 2,268,430,426.37
  5. Step 5: Solve for x
    x = 2,268,430,426.37/58,939.20
  6. Step 6: Final answer
    x = 38,487.64

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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.