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Finding the Fourth Proportional to 75,571.79, 113,401.42 and 60,596.30

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Solution

The fourth proportional to 75,571.79, 113,401.42 and 60,596.30 is: 90,929.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,571.79 : 113,401.42 = 60,596.30 : x
  2. Step 2: Convert to fraction form
    75,571.79/113,401.42 = 60,596.30/x
  3. Step 3: Cross multiply
    75,571.79x = 113,401.42 × 60,596.30
  4. Step 4: Simplify right side
    75,571.79x = 6,871,706,598.76
  5. Step 5: Solve for x
    x = 6,871,706,598.76/75,571.79
  6. Step 6: Final answer
    x = 90,929.53

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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.