Home / 60,811.20-83,885.76-35,655.84

Finding the Fourth Proportional to 60,811.20, 83,885.76 and 35,655.84

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Solution

The fourth proportional to 60,811.20, 83,885.76 and 35,655.84 is: 49,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,811.20 : 83,885.76 = 35,655.84 : x
  2. Step 2: Convert to fraction form
    60,811.20/83,885.76 = 35,655.84/x
  3. Step 3: Cross multiply
    60,811.20x = 83,885.76 × 35,655.84
  4. Step 4: Simplify right side
    60,811.20x = 2,991,017,236.84
  5. Step 5: Solve for x
    x = 2,991,017,236.84/60,811.20
  6. Step 6: Final answer
    x = 49,185.30

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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.