Home / 91,261.68-125,937.36-50,975.25

Finding the Fourth Proportional to 91,261.68, 125,937.36 and 50,975.25

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Solution

The fourth proportional to 91,261.68, 125,937.36 and 50,975.25 is: 70,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,261.68 : 125,937.36 = 50,975.25 : x
  2. Step 2: Convert to fraction form
    91,261.68/125,937.36 = 50,975.25/x
  3. Step 3: Cross multiply
    91,261.68x = 125,937.36 × 50,975.25
  4. Step 4: Simplify right side
    91,261.68x = 6,419,688,410.34
  5. Step 5: Solve for x
    x = 6,419,688,410.34/91,261.68
  6. Step 6: Final answer
    x = 70,343.75

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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.