Home / 91,735.28-126,595.74-50,900.15

Finding the Fourth Proportional to 91,735.28, 126,595.74 and 50,900.15

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Solution

The fourth proportional to 91,735.28, 126,595.74 and 50,900.15 is: 70,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,735.28 : 126,595.74 = 50,900.15 : x
  2. Step 2: Convert to fraction form
    91,735.28/126,595.74 = 50,900.15/x
  3. Step 3: Cross multiply
    91,735.28x = 126,595.74 × 50,900.15
  4. Step 4: Simplify right side
    91,735.28x = 6,443,741,521.15
  5. Step 5: Solve for x
    x = 6,443,741,521.15/91,735.28
  6. Step 6: Final answer
    x = 70,242.78

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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.