Home / 82,767.40-114,218.58-45,041.92

Finding the Fourth Proportional to 82,767.40, 114,218.58 and 45,041.92

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Solution

The fourth proportional to 82,767.40, 114,218.58 and 45,041.92 is: 62,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,767.40 : 114,218.58 = 45,041.92 : x
  2. Step 2: Convert to fraction form
    82,767.40/114,218.58 = 45,041.92/x
  3. Step 3: Cross multiply
    82,767.40x = 114,218.58 × 45,041.92
  4. Step 4: Simplify right side
    82,767.40x = 5,144,624,142.87
  5. Step 5: Solve for x
    x = 5,144,624,142.87/82,767.40
  6. Step 6: Final answer
    x = 62,157.61

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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.