Home / 135,467.04-203,210.32-46,719.28

Finding the Fourth Proportional to 135,467.04, 203,210.32 and 46,719.28

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Solution

The fourth proportional to 135,467.04, 203,210.32 and 46,719.28 is: 70,082.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,467.04 : 203,210.32 = 46,719.28 : x
  2. Step 2: Convert to fraction form
    135,467.04/203,210.32 = 46,719.28/x
  3. Step 3: Cross multiply
    135,467.04x = 203,210.32 × 46,719.28
  4. Step 4: Simplify right side
    135,467.04x = 9,493,839,838.97
  5. Step 5: Solve for x
    x = 9,493,839,838.97/135,467.04
  6. Step 6: Final answer
    x = 70,082.29

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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.