Home / 146,492.95-219,761.35-53,020.57

Finding the Fourth Proportional to 146,492.95, 219,761.35 and 53,020.57

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Solution

The fourth proportional to 146,492.95, 219,761.35 and 53,020.57 is: 79,538.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,492.95 : 219,761.35 = 53,020.57 : x
  2. Step 2: Convert to fraction form
    146,492.95/219,761.35 = 53,020.57/x
  3. Step 3: Cross multiply
    146,492.95x = 219,761.35 × 53,020.57
  4. Step 4: Simplify right side
    146,492.95x = 11,651,870,942.16
  5. Step 5: Solve for x
    x = 11,651,870,942.16/146,492.95
  6. Step 6: Final answer
    x = 79,538.79

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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.