Home / 91,014.21-125,598.35-50,727.84

Finding the Fourth Proportional to 91,014.21, 125,598.35 and 50,727.84

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Solution

The fourth proportional to 91,014.21, 125,598.35 and 50,727.84 is: 70,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,014.21 : 125,598.35 = 50,727.84 : x
  2. Step 2: Convert to fraction form
    91,014.21/125,598.35 = 50,727.84/x
  3. Step 3: Cross multiply
    91,014.21x = 125,598.35 × 50,727.84
  4. Step 4: Simplify right side
    91,014.21x = 6,371,333,433.28
  5. Step 5: Solve for x
    x = 6,371,333,433.28/91,014.21
  6. Step 6: Final answer
    x = 70,003.72

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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.