Home / 91,276.02-125,951.85-50,988.92

Finding the Fourth Proportional to 91,276.02, 125,951.85 and 50,988.92

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Solution

The fourth proportional to 91,276.02, 125,951.85 and 50,988.92 is: 70,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,276.02 : 125,951.85 = 50,988.92 : x
  2. Step 2: Convert to fraction form
    91,276.02/125,951.85 = 50,988.92/x
  3. Step 3: Cross multiply
    91,276.02x = 125,951.85 × 50,988.92
  4. Step 4: Simplify right side
    91,276.02x = 6,422,148,173.74
  5. Step 5: Solve for x
    x = 6,422,148,173.74/91,276.02
  6. Step 6: Final answer
    x = 70,359.64

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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.