Home / 68,155.04-102,200.22-23,776.40

Finding the Fourth Proportional to 68,155.04, 102,200.22 and 23,776.40

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Solution

The fourth proportional to 68,155.04, 102,200.22 and 23,776.40 is: 35,653.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,155.04 : 102,200.22 = 23,776.40 : x
  2. Step 2: Convert to fraction form
    68,155.04/102,200.22 = 23,776.40/x
  3. Step 3: Cross multiply
    68,155.04x = 102,200.22 × 23,776.40
  4. Step 4: Simplify right side
    68,155.04x = 2,429,953,310.81
  5. Step 5: Solve for x
    x = 2,429,953,310.81/68,155.04
  6. Step 6: Final answer
    x = 35,653.32

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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.