Home / 351,061.64-484,463.08-189,916.16

Finding the Fourth Proportional to 351,061.64, 484,463.08 and 189,916.16

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Solution

The fourth proportional to 351,061.64, 484,463.08 and 189,916.16 is: 262,083.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,061.64 : 484,463.08 = 189,916.16 : x
  2. Step 2: Convert to fraction form
    351,061.64/484,463.08 = 189,916.16/x
  3. Step 3: Cross multiply
    351,061.64x = 484,463.08 × 189,916.16
  4. Step 4: Simplify right side
    351,061.64x = 92,007,367,815.37
  5. Step 5: Solve for x
    x = 92,007,367,815.37/351,061.64
  6. Step 6: Final answer
    x = 262,083.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.