Home / 101,535.54-140,100.72-58,507.26

Finding the Fourth Proportional to 101,535.54, 140,100.72 and 58,507.26

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Solution

The fourth proportional to 101,535.54, 140,100.72 and 58,507.26 is: 80,729.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,535.54 : 140,100.72 = 58,507.26 : x
  2. Step 2: Convert to fraction form
    101,535.54/140,100.72 = 58,507.26/x
  3. Step 3: Cross multiply
    101,535.54x = 140,100.72 × 58,507.26
  4. Step 4: Simplify right side
    101,535.54x = 8,196,909,251.23
  5. Step 5: Solve for x
    x = 8,196,909,251.23/101,535.54
  6. Step 6: Final answer
    x = 80,729.46

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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.