Home / 252,587.64-348,569.20-139,410.38

Finding the Fourth Proportional to 252,587.64, 348,569.20 and 139,410.38

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Solution

The fourth proportional to 252,587.64, 348,569.20 and 139,410.38 is: 192,385.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,587.64 : 348,569.20 = 139,410.38 : x
  2. Step 2: Convert to fraction form
    252,587.64/348,569.20 = 139,410.38/x
  3. Step 3: Cross multiply
    252,587.64x = 348,569.20 × 139,410.38
  4. Step 4: Simplify right side
    252,587.64x = 48,594,164,628.30
  5. Step 5: Solve for x
    x = 48,594,164,628.30/252,587.64
  6. Step 6: Final answer
    x = 192,385.36

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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.