Home / 146,125.92-219,193.20-57,401.76

Finding the Fourth Proportional to 146,125.92, 219,193.20 and 57,401.76

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Solution

The fourth proportional to 146,125.92, 219,193.20 and 57,401.76 is: 86,104.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,125.92 : 219,193.20 = 57,401.76 : x
  2. Step 2: Convert to fraction form
    146,125.92/219,193.20 = 57,401.76/x
  3. Step 3: Cross multiply
    146,125.92x = 219,193.20 × 57,401.76
  4. Step 4: Simplify right side
    146,125.92x = 12,582,075,460.03
  5. Step 5: Solve for x
    x = 12,582,075,460.03/146,125.92
  6. Step 6: Final answer
    x = 86,104.34

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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.