Home / 170,340.92-255,317.60-103,634

Finding the Fourth Proportional to 170,340.92, 255,317.60 and 103,634

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Solution

The fourth proportional to 170,340.92, 255,317.60 and 103,634 is: 155,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,340.92 : 255,317.60 = 103,634 : x
  2. Step 2: Convert to fraction form
    170,340.92/255,317.60 = 103,634/x
  3. Step 3: Cross multiply
    170,340.92x = 255,317.60 × 103,634
  4. Step 4: Simplify right side
    170,340.92x = 26,459,584,158.40
  5. Step 5: Solve for x
    x = 26,459,584,158.40/170,340.92
  6. Step 6: Final answer
    x = 155,333.11

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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.