Home / 103,593,149.07-142,958,047.28-57,182,997.03

Finding the Fourth Proportional to 103,593,149.07, 142,958,047.28 and 57,182,997.03

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Solution

The fourth proportional to 103,593,149.07, 142,958,047.28 and 57,182,997.03 is: 78,912,260.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,593,149.07 : 142,958,047.28 = 57,182,997.03 : x
  2. Step 2: Convert to fraction form
    103,593,149.07/142,958,047.28 = 57,182,997.03/x
  3. Step 3: Cross multiply
    103,593,149.07x = 142,958,047.28 × 57,182,997.03
  4. Step 4: Simplify right side
    103,593,149.07x = 8,174,769,592,740,925
  5. Step 5: Solve for x
    x = 8,174,769,592,740,925/103,593,149.07
  6. Step 6: Final answer
    x = 78,912,260.76

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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.