Home / 263,781.48-364,017.90-142,925.82

Finding the Fourth Proportional to 263,781.48, 364,017.90 and 142,925.82

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Solution

The fourth proportional to 263,781.48, 364,017.90 and 142,925.82 is: 197,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,781.48 : 364,017.90 = 142,925.82 : x
  2. Step 2: Convert to fraction form
    263,781.48/364,017.90 = 142,925.82/x
  3. Step 3: Cross multiply
    263,781.48x = 364,017.90 × 142,925.82
  4. Step 4: Simplify right side
    263,781.48x = 52,027,556,852.18
  5. Step 5: Solve for x
    x = 52,027,556,852.18/263,781.48
  6. Step 6: Final answer
    x = 197,237.34

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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.