Home / 91,155.56-125,800.97-50,877.18

Finding the Fourth Proportional to 91,155.56, 125,800.97 and 50,877.18

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Solution

The fourth proportional to 91,155.56, 125,800.97 and 50,877.18 is: 70,214.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,155.56 : 125,800.97 = 50,877.18 : x
  2. Step 2: Convert to fraction form
    91,155.56/125,800.97 = 50,877.18/x
  3. Step 3: Cross multiply
    91,155.56x = 125,800.97 × 50,877.18
  4. Step 4: Simplify right side
    91,155.56x = 6,400,398,340.48
  5. Step 5: Solve for x
    x = 6,400,398,340.48/91,155.56
  6. Step 6: Final answer
    x = 70,214.02

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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.