Home / 218,140.04-327,210.16-68,392.01

Finding the Fourth Proportional to 218,140.04, 327,210.16 and 68,392.01

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Solution

The fourth proportional to 218,140.04, 327,210.16 and 68,392.01 is: 102,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,140.04 : 327,210.16 = 68,392.01 : x
  2. Step 2: Convert to fraction form
    218,140.04/327,210.16 = 68,392.01/x
  3. Step 3: Cross multiply
    218,140.04x = 327,210.16 × 68,392.01
  4. Step 4: Simplify right side
    218,140.04x = 22,378,559,953.73
  5. Step 5: Solve for x
    x = 22,378,559,953.73/218,140.04
  6. Step 6: Final answer
    x = 102,588.04

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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.