Home / 103,204,188.75-142,389,712.38-58,542,805.65

Finding the Fourth Proportional to 103,204,188.75, 142,389,712.38 and 58,542,805.65

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Solution

The fourth proportional to 103,204,188.75, 142,389,712.38 and 58,542,805.65 is: 80,770,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,204,188.75 : 142,389,712.38 = 58,542,805.65 : x
  2. Step 2: Convert to fraction form
    103,204,188.75/142,389,712.38 = 58,542,805.65/x
  3. Step 3: Cross multiply
    103,204,188.75x = 142,389,712.38 × 58,542,805.65
  4. Step 4: Simplify right side
    103,204,188.75x = 8,335,893,258,421,738
  5. Step 5: Solve for x
    x = 8,335,893,258,421,738/103,204,188.75
  6. Step 6: Final answer
    x = 80,770,881.10

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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.