Home / 91,509.55-126,277.08-50,672.28

Finding the Fourth Proportional to 91,509.55, 126,277.08 and 50,672.28

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Solution

The fourth proportional to 91,509.55, 126,277.08 and 50,672.28 is: 69,924.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,509.55 : 126,277.08 = 50,672.28 : x
  2. Step 2: Convert to fraction form
    91,509.55/126,277.08 = 50,672.28/x
  3. Step 3: Cross multiply
    91,509.55x = 126,277.08 × 50,672.28
  4. Step 4: Simplify right side
    91,509.55x = 6,398,747,838.86
  5. Step 5: Solve for x
    x = 6,398,747,838.86/91,509.55
  6. Step 6: Final answer
    x = 69,924.37

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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.