Home / 211,848.42-292,349.81-115,051.59

Finding the Fourth Proportional to 211,848.42, 292,349.81 and 115,051.59

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Solution

The fourth proportional to 211,848.42, 292,349.81 and 115,051.59 is: 158,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,848.42 : 292,349.81 = 115,051.59 : x
  2. Step 2: Convert to fraction form
    211,848.42/292,349.81 = 115,051.59/x
  3. Step 3: Cross multiply
    211,848.42x = 292,349.81 × 115,051.59
  4. Step 4: Simplify right side
    211,848.42x = 33,635,310,476.70
  5. Step 5: Solve for x
    x = 33,635,310,476.70/211,848.42
  6. Step 6: Final answer
    x = 158,770.65

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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.