Home / 146,938.79-220,408.22-97,007.22

Finding the Fourth Proportional to 146,938.79, 220,408.22 and 97,007.22

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Solution

The fourth proportional to 146,938.79, 220,408.22 and 97,007.22 is: 145,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,938.79 : 220,408.22 = 97,007.22 : x
  2. Step 2: Convert to fraction form
    146,938.79/220,408.22 = 97,007.22/x
  3. Step 3: Cross multiply
    146,938.79x = 220,408.22 × 97,007.22
  4. Step 4: Simplify right side
    146,938.79x = 21,381,188,929.87
  5. Step 5: Solve for x
    x = 21,381,188,929.87/146,938.79
  6. Step 6: Final answer
    x = 145,510.85

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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.