Home / 144,629.46-217,084.41-69,802.29

Finding the Fourth Proportional to 144,629.46, 217,084.41 and 69,802.29

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Solution

The fourth proportional to 144,629.46, 217,084.41 and 69,802.29 is: 104,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,629.46 : 217,084.41 = 69,802.29 : x
  2. Step 2: Convert to fraction form
    144,629.46/217,084.41 = 69,802.29/x
  3. Step 3: Cross multiply
    144,629.46x = 217,084.41 × 69,802.29
  4. Step 4: Simplify right side
    144,629.46x = 15,152,988,941.30
  5. Step 5: Solve for x
    x = 15,152,988,941.30/144,629.46
  6. Step 6: Final answer
    x = 104,771.11

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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.