Home / 252,787.64-348,868.64-139,632.26

Finding the Fourth Proportional to 252,787.64, 348,868.64 and 139,632.26

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Solution

The fourth proportional to 252,787.64, 348,868.64 and 139,632.26 is: 192,704.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,787.64 : 348,868.64 = 139,632.26 : x
  2. Step 2: Convert to fraction form
    252,787.64/348,868.64 = 139,632.26/x
  3. Step 3: Cross multiply
    252,787.64x = 348,868.64 × 139,632.26
  4. Step 4: Simplify right side
    252,787.64x = 48,713,316,646.33
  5. Step 5: Solve for x
    x = 48,713,316,646.33/252,787.64
  6. Step 6: Final answer
    x = 192,704.50

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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.