Home / 146,322.71-219,314.63-67,271.03

Finding the Fourth Proportional to 146,322.71, 219,314.63 and 67,271.03

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Solution

The fourth proportional to 146,322.71, 219,314.63 and 67,271.03 is: 100,828.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,322.71 : 219,314.63 = 67,271.03 : x
  2. Step 2: Convert to fraction form
    146,322.71/219,314.63 = 67,271.03/x
  3. Step 3: Cross multiply
    146,322.71x = 219,314.63 × 67,271.03
  4. Step 4: Simplify right side
    146,322.71x = 14,753,520,125.77
  5. Step 5: Solve for x
    x = 14,753,520,125.77/146,322.71
  6. Step 6: Final answer
    x = 100,828.65

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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.