Home / 62,449.20-93,673.80-43,422.30

Finding the Fourth Proportional to 62,449.20, 93,673.80 and 43,422.30

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Solution

The fourth proportional to 62,449.20, 93,673.80 and 43,422.30 is: 65,133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,449.20 : 93,673.80 = 43,422.30 : x
  2. Step 2: Convert to fraction form
    62,449.20/93,673.80 = 43,422.30/x
  3. Step 3: Cross multiply
    62,449.20x = 93,673.80 × 43,422.30
  4. Step 4: Simplify right side
    62,449.20x = 4,067,531,845.74
  5. Step 5: Solve for x
    x = 4,067,531,845.74/62,449.20
  6. Step 6: Final answer
    x = 65,133.45

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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.