Home / 102,272.33-141,015.05-70,022.59

Finding the Fourth Proportional to 102,272.33, 141,015.05 and 70,022.59

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Solution

The fourth proportional to 102,272.33, 141,015.05 and 70,022.59 is: 96,548.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,272.33 : 141,015.05 = 70,022.59 : x
  2. Step 2: Convert to fraction form
    102,272.33/141,015.05 = 70,022.59/x
  3. Step 3: Cross multiply
    102,272.33x = 141,015.05 × 70,022.59
  4. Step 4: Simplify right side
    102,272.33x = 9,874,238,499.96
  5. Step 5: Solve for x
    x = 9,874,238,499.96/102,272.33
  6. Step 6: Final answer
    x = 96,548.48

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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.