Home / 252,567.06-348,541.83-139,389

Finding the Fourth Proportional to 252,567.06, 348,541.83 and 139,389

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Solution

The fourth proportional to 252,567.06, 348,541.83 and 139,389 is: 192,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,567.06 : 348,541.83 = 139,389 : x
  2. Step 2: Convert to fraction form
    252,567.06/348,541.83 = 139,389/x
  3. Step 3: Cross multiply
    252,567.06x = 348,541.83 × 139,389
  4. Step 4: Simplify right side
    252,567.06x = 48,582,897,141.87
  5. Step 5: Solve for x
    x = 48,582,897,141.87/252,567.06
  6. Step 6: Final answer
    x = 192,356.43

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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.