Home / 51,475.68-77,188.86-25,149.60

Finding the Fourth Proportional to 51,475.68, 77,188.86 and 25,149.60

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Solution

The fourth proportional to 51,475.68, 77,188.86 and 25,149.60 is: 37,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475.68 : 77,188.86 = 25,149.60 : x
  2. Step 2: Convert to fraction form
    51,475.68/77,188.86 = 25,149.60/x
  3. Step 3: Cross multiply
    51,475.68x = 77,188.86 × 25,149.60
  4. Step 4: Simplify right side
    51,475.68x = 1,941,268,953.46
  5. Step 5: Solve for x
    x = 1,941,268,953.46/51,475.68
  6. Step 6: Final answer
    x = 37,712.35

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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.