Home / 77,679.48-116,494.50-25,076.72

Finding the Fourth Proportional to 77,679.48, 116,494.50 and 25,076.72

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Solution

The fourth proportional to 77,679.48, 116,494.50 and 25,076.72 is: 37,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,679.48 : 116,494.50 = 25,076.72 : x
  2. Step 2: Convert to fraction form
    77,679.48/116,494.50 = 25,076.72/x
  3. Step 3: Cross multiply
    77,679.48x = 116,494.50 × 25,076.72
  4. Step 4: Simplify right side
    77,679.48x = 2,921,299,958.04
  5. Step 5: Solve for x
    x = 2,921,299,958.04/77,679.48
  6. Step 6: Final answer
    x = 37,607.10

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1.5x scale

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.