Home / 62,272.68-85,935.10-33,978.28

Finding the Fourth Proportional to 62,272.68, 85,935.10 and 33,978.28

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Solution

The fourth proportional to 62,272.68, 85,935.10 and 33,978.28 is: 46,889.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,272.68 : 85,935.10 = 33,978.28 : x
  2. Step 2: Convert to fraction form
    62,272.68/85,935.10 = 33,978.28/x
  3. Step 3: Cross multiply
    62,272.68x = 85,935.10 × 33,978.28
  4. Step 4: Simplify right side
    62,272.68x = 2,919,926,889.63
  5. Step 5: Solve for x
    x = 2,919,926,889.63/62,272.68
  6. Step 6: Final answer
    x = 46,889.37

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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.