Home / 252,229.07-348,078.49-139,055.87

Finding the Fourth Proportional to 252,229.07, 348,078.49 and 139,055.87

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Solution

The fourth proportional to 252,229.07, 348,078.49 and 139,055.87 is: 191,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,229.07 : 348,078.49 = 139,055.87 : x
  2. Step 2: Convert to fraction form
    252,229.07/348,078.49 = 139,055.87/x
  3. Step 3: Cross multiply
    252,229.07x = 348,078.49 × 139,055.87
  4. Step 4: Simplify right side
    252,229.07x = 48,402,355,167.20
  5. Step 5: Solve for x
    x = 48,402,355,167.20/252,229.07
  6. Step 6: Final answer
    x = 191,898.40

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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.