Home / 51,346.71-70,858.53-31,198.23

Finding the Fourth Proportional to 51,346.71, 70,858.53 and 31,198.23

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Solution

The fourth proportional to 51,346.71, 70,858.53 and 31,198.23 is: 43,053.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,346.71 : 70,858.53 = 31,198.23 : x
  2. Step 2: Convert to fraction form
    51,346.71/70,858.53 = 31,198.23/x
  3. Step 3: Cross multiply
    51,346.71x = 70,858.53 × 31,198.23
  4. Step 4: Simplify right side
    51,346.71x = 2,210,660,716.40
  5. Step 5: Solve for x
    x = 2,210,660,716.40/51,346.71
  6. Step 6: Final answer
    x = 43,053.60

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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.