Home / 56,659.55-84,989.30-51,966.36

Finding the Fourth Proportional to 56,659.55, 84,989.30 and 51,966.36

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Solution

The fourth proportional to 56,659.55, 84,989.30 and 51,966.36 is: 77,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,659.55 : 84,989.30 = 51,966.36 : x
  2. Step 2: Convert to fraction form
    56,659.55/84,989.30 = 51,966.36/x
  3. Step 3: Cross multiply
    56,659.55x = 84,989.30 × 51,966.36
  4. Step 4: Simplify right side
    56,659.55x = 4,416,584,300.12
  5. Step 5: Solve for x
    x = 4,416,584,300.12/56,659.55
  6. Step 6: Final answer
    x = 77,949.52

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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.