Home / 394,261.95-591,392.86-94,742.53

Finding the Fourth Proportional to 394,261.95, 591,392.86 and 94,742.53

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Solution

The fourth proportional to 394,261.95, 591,392.86 and 94,742.53 is: 142,113.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,261.95 : 591,392.86 = 94,742.53 : x
  2. Step 2: Convert to fraction form
    394,261.95/591,392.86 = 94,742.53/x
  3. Step 3: Cross multiply
    394,261.95x = 591,392.86 × 94,742.53
  4. Step 4: Simplify right side
    394,261.95x = 56,030,052,349.66
  5. Step 5: Solve for x
    x = 56,030,052,349.66/394,261.95
  6. Step 6: Final answer
    x = 142,113.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.