Home / 344,541.29-516,770.93-91,840.73

Finding the Fourth Proportional to 344,541.29, 516,770.93 and 91,840.73

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Solution

The fourth proportional to 344,541.29, 516,770.93 and 91,840.73 is: 137,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,541.29 : 516,770.93 = 91,840.73 : x
  2. Step 2: Convert to fraction form
    344,541.29/516,770.93 = 91,840.73/x
  3. Step 3: Cross multiply
    344,541.29x = 516,770.93 × 91,840.73
  4. Step 4: Simplify right side
    344,541.29x = 47,460,619,453.98
  5. Step 5: Solve for x
    x = 47,460,619,453.98/344,541.29
  6. Step 6: Final answer
    x = 137,750.16

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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.