Home / 57,264.70-86,127.45-51,274.30

Finding the Fourth Proportional to 57,264.70, 86,127.45 and 51,274.30

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Solution

The fourth proportional to 57,264.70, 86,127.45 and 51,274.30 is: 77,117.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,264.70 : 86,127.45 = 51,274.30 : x
  2. Step 2: Convert to fraction form
    57,264.70/86,127.45 = 51,274.30/x
  3. Step 3: Cross multiply
    57,264.70x = 86,127.45 × 51,274.30
  4. Step 4: Simplify right side
    57,264.70x = 4,416,124,709.54
  5. Step 5: Solve for x
    x = 4,416,124,709.54/57,264.70
  6. Step 6: Final answer
    x = 77,117.75

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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.