Home / 102,749.94-141,795.90-60,309.18

Finding the Fourth Proportional to 102,749.94, 141,795.90 and 60,309.18

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Solution

The fourth proportional to 102,749.94, 141,795.90 and 60,309.18 is: 83,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,749.94 : 141,795.90 = 60,309.18 : x
  2. Step 2: Convert to fraction form
    102,749.94/141,795.90 = 60,309.18/x
  3. Step 3: Cross multiply
    102,749.94x = 141,795.90 × 60,309.18
  4. Step 4: Simplify right side
    102,749.94x = 8,551,594,456.36
  5. Step 5: Solve for x
    x = 8,551,594,456.36/102,749.94
  6. Step 6: Final answer
    x = 83,227.25

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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.