Home / 51,351.22-70,864.74-31,202.74

Finding the Fourth Proportional to 51,351.22, 70,864.74 and 31,202.74

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Solution

The fourth proportional to 51,351.22, 70,864.74 and 31,202.74 is: 43,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,351.22 : 70,864.74 = 31,202.74 : x
  2. Step 2: Convert to fraction form
    51,351.22/70,864.74 = 31,202.74/x
  3. Step 3: Cross multiply
    51,351.22x = 70,864.74 × 31,202.74
  4. Step 4: Simplify right side
    51,351.22x = 2,211,174,057.39
  5. Step 5: Solve for x
    x = 2,211,174,057.39/51,351.22
  6. Step 6: Final answer
    x = 43,059.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.