Home / 252,721.11-348,746.00-139,541.43

Finding the Fourth Proportional to 252,721.11, 348,746.00 and 139,541.43

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Solution

The fourth proportional to 252,721.11, 348,746.00 and 139,541.43 is: 192,562.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,721.11 : 348,746.00 = 139,541.43 : x
  2. Step 2: Convert to fraction form
    252,721.11/348,746.00 = 139,541.43/x
  3. Step 3: Cross multiply
    252,721.11x = 348,746.00 × 139,541.43
  4. Step 4: Simplify right side
    252,721.11x = 48,664,514,849.07
  5. Step 5: Solve for x
    x = 48,664,514,849.07/252,721.11
  6. Step 6: Final answer
    x = 192,562.13

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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.