Home / 212,326.27-293,001.47-115,530.53

Finding the Fourth Proportional to 212,326.27, 293,001.47 and 115,530.53

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Solution

The fourth proportional to 212,326.27, 293,001.47 and 115,530.53 is: 159,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,326.27 : 293,001.47 = 115,530.53 : x
  2. Step 2: Convert to fraction form
    212,326.27/293,001.47 = 115,530.53/x
  3. Step 3: Cross multiply
    212,326.27x = 293,001.47 × 115,530.53
  4. Step 4: Simplify right side
    212,326.27x = 33,850,613,077.22
  5. Step 5: Solve for x
    x = 33,850,613,077.22/212,326.27
  6. Step 6: Final answer
    x = 159,427.34

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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.