Home / 87,542,285.16-131,316,102.90-30,033,749.64

Finding the Fourth Proportional to 87,542,285.16, 131,316,102.90 and 30,033,749.64

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Solution

The fourth proportional to 87,542,285.16, 131,316,102.90 and 30,033,749.64 is: 45,051,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,542,285.16 : 131,316,102.90 = 30,033,749.64 : x
  2. Step 2: Convert to fraction form
    87,542,285.16/131,316,102.90 = 30,033,749.64/x
  3. Step 3: Cross multiply
    87,542,285.16x = 131,316,102.90 × 30,033,749.64
  4. Step 4: Simplify right side
    87,542,285.16x = 3,943,914,958,199,078
  5. Step 5: Solve for x
    x = 3,943,914,958,199,078/87,542,285.16
  6. Step 6: Final answer
    x = 45,051,542.25

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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.