Home / 200,818.48-277,014.36-125,235.76

Finding the Fourth Proportional to 200,818.48, 277,014.36 and 125,235.76

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Solution

The fourth proportional to 200,818.48, 277,014.36 and 125,235.76 is: 172,753.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,818.48 : 277,014.36 = 125,235.76 : x
  2. Step 2: Convert to fraction form
    200,818.48/277,014.36 = 125,235.76/x
  3. Step 3: Cross multiply
    200,818.48x = 277,014.36 × 125,235.76
  4. Step 4: Simplify right side
    200,818.48x = 34,692,103,905.51
  5. Step 5: Solve for x
    x = 34,692,103,905.51/200,818.48
  6. Step 6: Final answer
    x = 172,753.54

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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.