Home / 75,515.96-104,212.40-41,526.64

Finding the Fourth Proportional to 75,515.96, 104,212.40 and 41,526.64

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Solution

The fourth proportional to 75,515.96, 104,212.40 and 41,526.64 is: 57,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,515.96 : 104,212.40 = 41,526.64 : x
  2. Step 2: Convert to fraction form
    75,515.96/104,212.40 = 41,526.64/x
  3. Step 3: Cross multiply
    75,515.96x = 104,212.40 × 41,526.64
  4. Step 4: Simplify right side
    75,515.96x = 4,327,590,818.34
  5. Step 5: Solve for x
    x = 4,327,590,818.34/75,515.96
  6. Step 6: Final answer
    x = 57,306.97

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1.5x scale

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.