Home / 75,462.40-113,193.60-35,999.20

Finding the Fourth Proportional to 75,462.40, 113,193.60 and 35,999.20

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Solution

The fourth proportional to 75,462.40, 113,193.60 and 35,999.20 is: 53,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,462.40 : 113,193.60 = 35,999.20 : x
  2. Step 2: Convert to fraction form
    75,462.40/113,193.60 = 35,999.20/x
  3. Step 3: Cross multiply
    75,462.40x = 113,193.60 × 35,999.20
  4. Step 4: Simplify right side
    75,462.40x = 4,074,879,045.12
  5. Step 5: Solve for x
    x = 4,074,879,045.12/75,462.40
  6. Step 6: Final answer
    x = 53,998.80

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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.