Home / 101,667.20-140,313.20-59,228.46

Finding the Fourth Proportional to 101,667.20, 140,313.20 and 59,228.46

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Solution

The fourth proportional to 101,667.20, 140,313.20 and 59,228.46 is: 81,742.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,667.20 : 140,313.20 = 59,228.46 : x
  2. Step 2: Convert to fraction form
    101,667.20/140,313.20 = 59,228.46/x
  3. Step 3: Cross multiply
    101,667.20x = 140,313.20 × 59,228.46
  4. Step 4: Simplify right side
    101,667.20x = 8,310,534,457.53
  5. Step 5: Solve for x
    x = 8,310,534,457.53/101,667.20
  6. Step 6: Final answer
    x = 81,742.54

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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.