Home / 145,944.60-201,415.76-82,295.56

Finding the Fourth Proportional to 145,944.60, 201,415.76 and 82,295.56

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Solution

The fourth proportional to 145,944.60, 201,415.76 and 82,295.56 is: 113,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,944.60 : 201,415.76 = 82,295.56 : x
  2. Step 2: Convert to fraction form
    145,944.60/201,415.76 = 82,295.56/x
  3. Step 3: Cross multiply
    145,944.60x = 201,415.76 × 82,295.56
  4. Step 4: Simplify right side
    145,944.60x = 16,575,622,762.03
  5. Step 5: Solve for x
    x = 16,575,622,762.03/145,944.60
  6. Step 6: Final answer
    x = 113,574.76

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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.