Home / 76,347.75-114,529.46-26,427.76

Finding the Fourth Proportional to 76,347.75, 114,529.46 and 26,427.76

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Solution

The fourth proportional to 76,347.75, 114,529.46 and 26,427.76 is: 39,644.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,347.75 : 114,529.46 = 26,427.76 : x
  2. Step 2: Convert to fraction form
    76,347.75/114,529.46 = 26,427.76/x
  3. Step 3: Cross multiply
    76,347.75x = 114,529.46 × 26,427.76
  4. Step 4: Simplify right side
    76,347.75x = 3,026,757,081.81
  5. Step 5: Solve for x
    x = 3,026,757,081.81/76,347.75
  6. Step 6: Final answer
    x = 39,644.35

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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.