Home / 75,608.20-113,412.30-58,112.20

Finding the Fourth Proportional to 75,608.20, 113,412.30 and 58,112.20

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Solution

The fourth proportional to 75,608.20, 113,412.30 and 58,112.20 is: 87,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,608.20 : 113,412.30 = 58,112.20 : x
  2. Step 2: Convert to fraction form
    75,608.20/113,412.30 = 58,112.20/x
  3. Step 3: Cross multiply
    75,608.20x = 113,412.30 × 58,112.20
  4. Step 4: Simplify right side
    75,608.20x = 6,590,638,260.06
  5. Step 5: Solve for x
    x = 6,590,638,260.06/75,608.20
  6. Step 6: Final answer
    x = 87,168.30

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1.5x scale

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.