Home / 62,073.08-85,662.78-33,780.68

Finding the Fourth Proportional to 62,073.08, 85,662.78 and 33,780.68

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Solution

The fourth proportional to 62,073.08, 85,662.78 and 33,780.68 is: 46,618.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,073.08 : 85,662.78 = 33,780.68 : x
  2. Step 2: Convert to fraction form
    62,073.08/85,662.78 = 33,780.68/x
  3. Step 3: Cross multiply
    62,073.08x = 85,662.78 × 33,780.68
  4. Step 4: Simplify right side
    62,073.08x = 2,893,746,959.09
  5. Step 5: Solve for x
    x = 2,893,746,959.09/62,073.08
  6. Step 6: Final answer
    x = 46,618.39

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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.